NurseReview.Org Diabetes Mellitus

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  • + ccc763 ccc763 1 month ago
    Your presentation is very helpful. Cpuld you please send it to me. I have my DM exam in a week.
    Thanks
    JStout2504@aol.com
  • + y2ksandy17 y2ksandy17 7 months ago
    Your presentation is really useful.Could you send it to me?Please ! My e-mail is y2ksandy17@yahoo.com.tw

    THANKS
  • + guest00015fdd guest00015fdd 7 months ago
    can I have a copy of this particular slide. Send to my email. adell888@gmail.com
    Thank you very much.
  • + aanoma aanoma 8 months ago
    Your presentation is really useful.Could you send it to me?Pleaaaaaase ! I am a doctor by profession My e-mail is aanoma@gmail.com.thanks
  • + giuseppe.fatuzzo2 giuseppe.fatuzzo2 8 months ago
    Hallo, i love your presentation! in my opinion is really useful. Can You send it to me, PLEASE?
  • + guest3b032 guest3b032 9 months ago
    Your presentation is really useful.Could you send it to me? My e-mail is janeja01@hotmail.com.thanks
  • + guestfdba9 guestfdba9 9 months ago
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  • + harrypotter_09 harrypotter_09 2 years ago
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  • + ama77 Amanda Albano 2 years ago
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    Thanks!
  • + kei2pop Che 2 years ago
    can u also send me a copy?

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NurseReview.Org Diabetes Mellitus - Presentation Transcript

  1. Nurse Licensure Examination Review Diabetes Mellitus
  2. Diabetes Mellitus
    • A group of metabolic diseases characterized by elevated levels of glucose in the blood resulting from defects in insulin secretion, insulin action, insulin receptors or any combination of conditions.
  3. Diabetes Mellitus
    • A chronic disorder of impaired glucose metabolism, protein and fat metabolism
  4. Diabetes Mellitus
    • BASIC PATHOLOGY : Insulin problem (deficiency or impaired action)
  5. Diabetes Mellitus
    • Insulin is a hormone secreted by the BETA cells of the pancreas
    • Stimulus of insulin- HYPERGLYCEMIA
  6. Diabetes Mellitus
    • Action of insulin: it promotes entry of Glucose into the body cells by binding to the insulin receptor in the cell membrane
  7. INSULIN : Physiology
    • Insulin Metabolic Functions:
    • 1. Transports and metabolizes GLUCOSE
    • 2. Promotes GLYCOGENESIS
    • 3. Promotes GLYCOLYSIS
    • 4. Enhances LIPOGENESIS
    • 5. Accelerates PROTEIN SYNTHESIS
  8. Diabetes Mellitus
    • RISK FACTORS for Diabetes Mellitus
    • 1. Family History of diabetes
    • 2. Obesity
    • 3. Race/Ethnicity
  9. Diabetes Mellitus
    • RISK FACTORS for Diabetes Mellitus
    • 4. Age of more than 45
    • 5. Previously unidentified IFG/IGT
    • 6. Hypertension
  10. Diabetes Mellitus
    • RISK FACTORS for Diabetes Mellitus
    • 7. Hyperlipidemia
    • 8. History of Gestational Diabetes Mellitus
  11. Diabetes Mellitus
    • CLASSIFICATION OF DM
    • 1. Type 1 DM
      • Insulin dependent Diabetes Mellitus
    • 2. Type 2 DM
      • Non-insulin dependent Diabetes Mellitus
    • 3. Gestational DM
      • Diabetes Mellitus diagnosed during pregnancy
    • 4. DM associated with other conditions or syndromes
  12. Diabetes Mellitus
    • CLASSIFICATION OF DM
    • 1. Type 1 DM
      • Insulin dependent Diabetes Mellitus
  13. Diabetes Mellitus
    • CLASSIFICATION OF DM
    • 2. Type 2 DM
      • Non-insulin dependent Diabetes Mellitus
  14. Diabetes Mellitus
    • CLASSIFICATION OF DM
    • 3. Gestational DM
      • Diabetes Mellitus diagnosed during pregnancy
  15. Diabetes Mellitus
    • CLASSIFICATION OF DM
    • 4. DM associated with other conditions or syndromes
  16. Diabetes Mellitus
    • Other types of DM
    • 1. Impaired Glucose Tolerance
    • 2. Impaired Fasting Glucose
    • 3. Pre-diabetes
  17. TYPE 1- Diabetes Mellitus
    • This type of DM is characterized by the destruction of the pancreatic beta cells
  18. TYPE 1- Diabetes Mellitus
    • Etiology:
    • 1. Genetic susceptibility- HLA DR3 and DR4
    • 2. Autoimmune response
    • 3. Toxins, unidentified viruses and environmental factors
  19. TYPE 1- Diabetes Mellitus
    • PATHOPHYSIOLOGY
    • Destruction of BETA cells  decreased insulin production  uncontrolled glucose production by the liver  hyperglycemia  signs and symptoms
  20. TYPE 1- Diabetes Mellitus
    • PATHOPHYSIOLOGY
    • CLASSIC P’s
    • Polyuria
    • Polydipsia
    • Polyphagia
  21. TYPE 2- Diabetes Mellitus
    • A type of DM characterized by insulin resistance and impaired insulin production
  22. TYPE 2- Diabetes Mellitus
    • Etiology:
    • 1. Unknown
    • 2. Probably genetic and obesity
  23. TYPE 2- Diabetes Mellitus
    • PATHOPHYSIOLOGY
    • Decreased sensitivity of insulin receptor to insulin  less uptake of glucose  HYPERGLYCEMIA
  24. TYPE 2- Diabetes Mellitus
    • PATHOPHYSIOLOGY
    • Decreased insulin production  diminished insulin action  hyperglycemia  signs and symptoms
  25. TYPE 2- Diabetes Mellitus
    • PATHOPHYSIOLOGY
    • BUT (+) insulin in small amount  prevent breakdown of fats  DKA is unusual
  26. GESTATIONAL Diabetes Mellitus
    • Any degree of glucose intolerance with its onset during pregnancy
    • Usually detected between 24-28 th week gestation
  27. GESTATIONAL Diabetes Mellitus
    • Blood glucose returns to normal after delivery of the infant
    • NEVER administer ORAL HYPOGLYCEMIC AGENTS to PREGNANT MOTHERS!
  28. Diabetes Mellitus
    • ASSESSMENT FINDINGS
    • 1. Classic 3 P’s
    • 2. Fatigue
    • 3. Body weakness
  29. Diabetes Mellitus
    • ASSESSMENT FINDINGS
    • 4. Visual changes
    • 5. Slow wound healing
    • 6. Recurrent skin and mucus membrane infections
  30. Diabetes Mellitus
    • DIAGNOSTIC TESTS
    • 1. FBS- > 126
    • 2. RBS- >200
    • 3. OGTT- > 200
  31. Diabetes Mellitus
    • DIAGNOSTIC TESTS
    • 4. HgbA1- for monitoring!!
    • 5. Urine glucose
    • 6. Urine ketones
  32. Diabetes Mellitus
    • DIAGNOSTIC CRITERIA
    • 1. FBS equal to or greater than 126 mg/dL (7.0mmol/L)
      • (Normal 8 hour FBS- 80-109 mg/dL)
  33. Diabetes Mellitus
    • DIAGNOSTIC CRITERIA
    • 2. OGTT value 1 and 2 hours post-prandial equal to or greater than 200 mg/dL
    • Normal OGTT 1 and 2 hours post-prandial- is
      • 140 mg/dL
  34. Diabetes Mellitus
    • DIAGNOSTIC CRITERIA
    • 3. RBS of equal to or greater than 200 mg/dL PLUS the 3 P’s
  35. Diabetes Mellitus
    • NURSING MANAGEMENT OF DM
    • The main goal is to NORMALIZE insulin activity and blood glucose level by:
  36. Diabetes Mellitus
    • NURSING MANAGEMENT OF DM
    • 1. Nutritional modification
    • 2. Regular Exercise
    • 3. Regular Glucose Monitoring
    • 4. Drug therapy
    • 5. Client Education
  37. Diabetes Mellitus
    • The Patient with DM
    • HISTORY
      • Symptoms and characteristics
    • PHYSICAL EXAMINATION
      • VS, BMI, Fundoscopy, Neuro
    • LABORATORY EXAMINATION
      • FBS, RBS, HgbA1c, lipid profile, ECG, UA
    • REFERRALS
      • Ophthalmologist, Podiatrist, Dietician, etc..
  38. Diabetes Mellitus
    • The Patient with DM
    • HISTORY
      • Symptoms and characteristics
    • PHYSICAL EXAMINATION
      • VS, BMI, Fundoscopy, and Neuro assessment
  39. Diabetes Mellitus
    • The Patient with DM
    • LABORATORY EXAMINATION
      • FBS, RBS, HgbA1c, lipid profile, ECG, and Urinalysis
    • REFERRALS
      • Ophthalmologist, Podiatrist, Dietician, etc..
  40. DM Nutritional management
  41. Diabetes Mellitus
    • NUTRITIONAL MANAGEMENT
    • 1.Review the patient’s diet history to identify eating habits and lifestyle
    • 2. Coordinate with the dietician in meal planning for weight loss
  42. Diabetes Mellitus
    • NUTRITIONAL MANAGEMENT
    • 3. Plan for the caloric intake distributed as follows- CHO 50-60%; Fats 20-30%; and Proteins 10-20%
    • 4. Advise moderation in alcohol intake
    • 5. Using artificial sweeteners is acceptable
  43. DM Exercise management
  44. Diabetes Mellitus
    • EXERCISE Management
    • 1. Teach that exercise can lower the blood glucose level
    • 2. Diabetics must first control the glucose level before initiating exercise programs.
  45. Diabetes Mellitus
    • EXERCISE Management
    • 3. Offer extra food /calories before engaging in exercise
    • 4. Offer snacks at the end of the exercise period if patient is on insulin treatment.
  46. Diabetes Mellitus
    • EXERCISE Management
    • 5. Advise that exercise should be done at the same time every day, preferably when blood glucose levels are at their peak
  47. Diabetes Mellitus
    • EXERCISE Management
    • 6. Regular exercise, not sporadic exercise, should be encouraged.
    • 7. For most patient, WALKING is the safe and beneficial form of exercise
  48. Glucose Self Monitoring
  49. Diabetes Mellitus
    • GLUCOSE MONITORING
    • Self-monitoring of blood glucose (SMBG) enables the patient to adjust the treatment regimen to obtain optimal glucose control
  50. Diabetes Mellitus
    • GLUCOSE MONITORING
    • Most common method involves obtaining a drop of capillary blood applied to a test strip.
    • The usual recommended frequency is TWO-FOUR times a day.
  51. Diabetes Mellitus
    • When is it done?
    • At the peak action time of the medication to evaluate the need for adjustments.
    • To evaluate BASAL insulin  test before meals
  52. Diabetes Mellitus
    • When is it done?
    • To titrate bolus or regular and lispro  test 2 hours after meals.
    • To evaluate the glucose level of those taking ORAL hypoglycemics  test before and two hours after meals.
  53. Diabetes Mellitus Monitoring therapy
    • Testing the glycosylated hemoglobin (HbA1c)
    • This glycosylated hemoglobin refers to the blood test that reflects the average blood glucose over a period of TWO to THREE months.
  54. Diabetes Mellitus Monitoring therapy
    • Normal value is 4 to 6 %
    • No patient preparation is needed for this testing
    • Done to monitor therapy
  55. Diabetes Mellitus
    • Urine testing for glucose
      • Benedict’s test
  56. Diabetes Mellitus
    • Urine testing for ketones
      • Ketones are by-products of fat breakdown
  57. Diabetes Mellitus
    • Urine testing for ketones
      • This is performed whenever TYPE 1 DM have glucosuria or persistent elevation of blood glucose, during illness, and in gestational diabetes
  58. DM Drug therapy
  59. Diabetes Mellitus
    • DRUG THERAPY and MANAGEMENT
    • Usually, this type of management is employed if diet modification and exercise cannot control the blood glucose level.
  60. Diabetes Mellitus
    • DRUG THERAPY and MANAGEMENT
    • Because the patient with TYPE 1 DM cannot produce insulin, exogenous insulin must be administered for life.
  61. Diabetes Mellitus
    • DRUG THERAPY and MANAGEMENT
    • TYPE 2 DM may have decreased insulin production, ORAL agents that stimulate insulin production are usually employed.
  62. Diabetes Mellitus
    • PHARMACOLOGIC INSULIN
    • This may be grouped into several categories according to:
    • 1. Source- Human, pig, or cow
    • 2. Onset of action- Rapid-acting, short-acting, intermediate-acting, long-acting and very long acting
  63. Diabetes Mellitus
    • PHARMACOLOGIC INSULIN
    • This may be grouped into several categories according to:
    • 3. Pure or mixed concentration
    • 4. Manufacturer of drug
  64. Diabetes Mellitus
    • GENERALITIES
    • 1. Human insulin preparations have a shorter duration of action than animal source
  65. Diabetes Mellitus
    • GENERALITIES
    • 2. Animal sources of insulin have animal proteins that may trigger allergic reaction and they may stimulate antibody production that may bind the insulin, slowing the action
  66. Diabetes Mellitus
    • 3. ONLY Regular insulin can be used INTRAVENOUSLY!
  67. Diabetes Mellitus
    • 4. Insulin are measured in INTERNATIONAL UNITS or “iu”
    • 5. There is a specified insulin injection calibrated in units
  68. Diabetes Mellitus
    • RAPID ACTING INSULIN
    • Lispro (Humalog) and Insulin Aspart (Novolog)
    • Produces a more rapid effect and with a shorter duration than any other insulin preparation
  69. Diabetes Mellitus
    • RAPID ACTING INSULIN
    • ONSET- 5-15 minutes
    • PEAK- 1 hour
    • DURATION- 3 hours
    • Instruct patient to eat within 5 to 15 minutes after injection
  70. Diabetes Mellitus
    • REGULAR INSULIN
    • Also called Short-acting insulin
    • “ R”
    • Usually Clear solution administered 30 minutes before a meal
  71. Diabetes Mellitus
    • REGULAR INSULIN
    • ONSET- 30 minutes to 1 hour
    • PEAK- 2 to 3 hours
    • DURATION- 4 to 6 hours
  72. Diabetes Mellitus
    • INTERMEDIATE ACTING INSULIN
    • Called “NPH” or “LENTE”
    • Appears white and cloudy
  73. Diabetes Mellitus
    • INTERMEDIATE ACTING INSULIN
    • ONSET- 2-4 hours
    • PEAK- 4 to 6-12 hours
    • DURATION- 16-20 hours
  74. Diabetes Mellitus
    • LONG- ACTING INSULIN
    • “ UltraLENTE”
    • Referred to as “peakless” insulin
  75. Diabetes Mellitus
    • LONG- ACTING INSULIN
    • ONSET- 6-8 hours
    • PEAK- 12-16 hours
    • DURATION- 20-30 hours
  76. Diabetes Mellitus
    • HEALTH TEACHING
    • Regarding Insulin SELF- Administration
    • 1. Insulin is administered at home subcutaneously
  77. Diabetes Mellitus
    • HEALTH TEACHING Regarding Insulin SELF- Administration
    • 2. Cloudy insulin should be thoroughly mixed by gently inverting the vial or ROLLING between the hands
  78. Diabetes Mellitus
    • HEALTH TEACHING Regarding Insulin SELF- Administration
    • 3. Insulin NOT IN USE should be stored in the refrigerator, BUT avoid freezing/extreme temperature
  79. Diabetes Mellitus
    • 4. Insulin IN USE should be kept at room temperature to reduce local irritation at the injection site
  80. Diabetes Mellitus
    • 5. INSULIN may be kept at room temperature up to 1 month
  81. Diabetes Mellitus
    • 6. Select syringes that match the insulin concentration.
      • U-100 means 100 units per mL
  82. Diabetes Mellitus
    • 7. Instruct the client to draw up the REGULAR (clear) Insulin FIRST before drawing the intermediate acting (cloudy) insulin
  83. Diabetes Mellitus
    • 8. Pre-filled syringes can be prepared and should be kept in the refrigerator with the needle in the UPRIGHT position to avoid clogging the needle
  84. Diabetes Mellitus
    • 9. The four main areas for insulin injection are- ABDOMEN, UPPER ARMS, THIGHS and HIPS
  85.  
  86. Diabetes Mellitus
    • Insulin is absorbed fastest in the abdomen and slowest in the hips
    • Instruct the client to rotate the areas of injection, but exhaust all available sites in one area first before moving into another area.
  87. Diabetes Mellitus
    • 10. Alcohol may not be used to cleanse the skin
    • 11. Utilize the subcutaneous injection technique- commonly, a 45-90 degree angle.
  88. Diabetes Mellitus
    • 12. No need to instruct for aspirating the needle
    • 13. Properly discard the syringe after use.
  89. Diabetes Mellitus
    • T-I-E
    • T est blood  I nject insulin  E at food
  90. Diabetes Mellitus
    • COMPLICATIONS OF INSULIN THERAPY
    • 1. Local allergic reactions
    • Redness, swelling, tenderness and induration appearing 1-2 hours after injection
    • Usually occurs in the beginning stage of therapy
  91. Diabetes Mellitus
    • COMPLICATIONS OF INSULIN THERAPY
    • 1. Local allergic reactions
    • Disappears with continued use
    • Antihistamine can be given 1 hour before injection time
    • Porcine and bovine insulin preparations have a higher tendency to produce this reaction.
    • 2. SYSTEMIC ALLERGIC REACTIONS
    • Very rare
    • Generalized urticaria is the manifestation
    • Treatment is desensitization
    Diabetes Mellitus
    • COMPLICATIONS OF INSULIN THERAPY
    • 3. INSULIN DYSTROPHY
    • A localized reaction in the form of lipo atrophy or lipo hypertrophy
    Diabetes Mellitus
    • Lipoatrophy- loss of subcutaneous fat usually caused by the utilization of animal insulin
    Diabetes Mellitus
    • Lipohypertrophy- development of fibrofatty masses, usually caused by repeated use of injection site
    Diabetes Mellitus
    • 4. INSULIN RESISTANCE
    • Most commonly caused by OBESITY
    • Defined as daily insulin requirement of more than 200 units
    • Management- Steroids and use of more concentrated insulin
    Diabetes Mellitus
    • 5. MORNING HYPERGLYCEMIA
    • Elevated blood sugar upon arising in the morning
    • Caused by insufficient level of insulin
      • DAWN phenomenon
      • SOMOGYI effect
      • INSULIN WANING
    Diabetes Mellitus
  92. Diabetes Mellitus
    • DAWN PHENOMENON
    • Relatively normal blood glucose until about 3 am, when the glucose level begins to RISE
    • Results from the nightly surges of GROWTH HORMONE secretion
    • Management: Bedtime injection of NPH
  93. Diabetes Mellitus
    • SOMOGYI EFFECT
    • Normal or elevated blood glucose at bedtime, decrease blood glucose at 2-3 am due to hypoglycemic levels and a subsequent increase in blood glucose (rebound hypergycemia)
  94. Diabetes Mellitus
    • SOMOGYI EFFECT
    • Nocturnal hypoglycemia followed by rebound hyperglycemia
  95. Diabetes Mellitus
    • SOMOGYI EFFECT
    • Due to the production of counter regulatory hormones- glucagon. cortisol and epinephrine
    • Management- decrease evening dose of NPH or increase bedtime snack
  96. Diabetes Mellitus
    • INSULIN WANING
    • Progressive rise in blood glucose from bedtime to morning
    • Seen when the NPH evening dose is administered before dinner
    • Management: Move the insulin injection to bedtime
  97. Diabetes Mellitus
    • ORAL HYPOGLYCEMIC AGENTS
    • These may be effective when used in TYPE 2 DM that cannot be treated with diet and exercise
    • These are NEVER used in pregnancy!
  98. Diabetes Mellitus
    • ORAL HYPOGLYCEMIC AGENTS
    • There are several agents:
      • Sulfonylureas
      • Biguanides
      • Alpha-glucosidase inhibitors
      • Thiazolidinediones
      • Meglitinides
  99. Diabetes Mellitus
    • SULFONYLUREAS
    • MOA- stimulates the beta cells of the pancreas to secrete insulin
    • Classified as to generations- first and second generations
  100. Diabetes Mellitus
    • SULFONYLUREAS
    • FIRST GENERATION- Acetoheximide, Chlorpropamide, Tolazamide and Tolbutamide
    • SECOND GENERATION- Glipizide, Glyburide, Glibenclamide, Glimepiride
  101. Diabetes Mellitus: Sulfonylureas
    • The most common side –effects of these medications are Gastro-intestinal upset and dermatologic reactions.
    • HYPOGLYCEMIA is also a very important side-effect
  102. Diabetes Mellitus: Sulfonylureas
    • Chlorpropamide has a very long duration of action. This also produces a disulfiram-like reaction when taken with alcohol
    • Second generation drugs have shorter duration with metabolism in the kidney and liver and are the choice for elderly patients
  103. Diabetes Mellitus
    • BIGUANIDES
    • MOA- Facilitate the action of insulin on the peripheral receptors
    • These can only be used in the presence of insulin
  104. Diabetes Mellitus
    • BIGUANIDES= “ formin”
    • They have no effect on the beta cells of the pancreas
    • Metformin (Glucophage) and Phenformin are examples
  105. Diabetes Mellitus: Biguanides
    • The most important side effect is LACTIC ACIDOSIS!
    • These are not given to patient with renal impairment
  106. Diabetes Mellitus: Biguanides
    • These drugs are usually given with a sulfonylurea to enhance the glucose-lowering effect more than the use of each drug individually
  107. Diabetes Mellitus
    • ALPHA-GLUCOSIDASE INHIBITORS
    • MOA- Delay the absorption of glucose in the GIT
    • Result is a lower post-prandial blood glucose level
    • They do not affect insulin secretion or action!
    • Side-effect: DIARRHEA and FLATULENCE
  108. Diabetes Mellitus
    • Examples of AGI are Acarbose and Miglitol
    • They are not absorbed systemically and are very safe
    • They can be used alone or in combination with other OHA
  109. Diabetes Mellitus
    • Side-effect if used with other drug is HYPOGLYCEMIA
    • Note that sucrose absorption is impaired and IV glucose is the therapy for the hypoglycemia
  110. Diabetes Mellitus
    • THIAZOLIDINEDIONES
    • MOA- Enhance insulin action at the receptor site
    • They do not stimulate insulin secretion
  111. Diabetes Mellitus
    • THIAZOLIDINEDIONES
    • Examples- Rosiglitazone, Pioglitazone
    • These drugs affect LIVER FUNCTION
    • Can cause resumption of OVULATION in peri-menopausal anovulatory women
  112. Diabetes Mellitus
    • MEGLITINIDES
    • MOA- Stimulate the secretion of insulin by the beta cells
    • Examples- Repaglinide and Nateglinide
  113. Diabetes Mellitus
    • MEGLITINIDES
    • They have a shorter duration and fast action
    • Should be taken BEFORE meals to stimulate the release of insulin from the pancreas
  114. Diabetes Mellitus
    • MEGLITINIDES
    • Principal side-effect of meglitinides- hypoglycemia
    • Can be used alone or in combination
  115. Diabetes Mellitus
    • ACUTE COMPLICATIONS OF DM
    • Hypoglycemia
    • Diabetic ketoacidosis
    • Hyperglycemic hyperosmolar non-ketotic syndrome (HHNS)
  116. Diabetes Mellitus
    • CHRONIC COMPLICATIONS OF DM
    • Macrovascular complications- MI, Stroke, Atherosclerosis, CAD, and Peripheral vascular disease
    • Microvascular complications- micro-angiopathy, retinopathy, nephropathy
    • Peripheral neuropathy
  117.  
  118. Diabetes Mellitus
    • HYPOGLYCEMIA
    • Blood glucose level less than 50 to 60 mg/dL
    • Causes: Too much insulin/OHA, too little food and excessive physical activity
    • Mild- 40-60
    • Moderate- 20-40
    • Severe- less than 20
  119. HYPOGLYCEMIA
    • ASSESSMENT FINDINGS
    • 1. Sympathetic manifestations- sweating, tremors, palpitations, nervousness, tachycardia and hunger
  120. HYPOGLYCEMIA
    • ASSESSMENT FINDINGS
    • 2. CNS manifestations- inability to concentrate, headache, lightheadedness, confusion, memory lapses, slurred speech, impaired coordination, behavioral changes, double vision and drowsiness
  121. HYPOGLYCEMIA
  122. HYPERGLYCEMIA
  123. HYPOGLYCEMIA
    • DIAGNOSTIC FINDINGS
    • RBS- less than 50-60 mg/dL level
  124. HYPOGLYCEMIA
    • Nursing Interventions
    • 1. Immediate treatment with the use of foods with simple sugar- glucose tablets, fruit juice, table sugar, honey or hard candies
  125. HYPOGLYCEMIA
    • Nursing Interventions
    • 2. For unconscious patients- glucagon injection 1 mg IM/SQ; or IV 25 to 50 mL of D50/50
  126. HYPOGLYCEMIA
    • Nursing Interventions
    • 3. re-test glucose level in 15 minutes and re-treat if less than 75 mg/dL
    • 4. Teach patient to refrain from eating high-calorie, high-fat desserts
  127. HYPOGLYCEMIA
    • Nursing Interventions
    • 5. Advise in-between snacks, especially when physical activity is increased
    • 6. Teach the importance of compliance to medications
  128. Diabetic Ketoacidosis
    • This is cause by the absence of insulin leading to fat breakdown and production of ketone bodies
    • Three main clinical features:
      • 1. HYPERGLYCEMIA
      • 2. DEHYDRATION & electrolyte loss
      • 3. ACIDOSIS
  129. DKA
    • PATHOPHYSIOLOGY
    • No insulin  reduced glucose breakdown and increased liver glucose production  Hyperglycemia
  130. DKA
    • PATHOPHYSIOLOGY
    • Hyperglycemia  kidney attempts to excrete glucose  increased osmotic load  diuresis  Dehydration
  131. DKA
    • PATHOPHYSIOLOGY
    • No glucose in the cell  fat is broken down for energy  ketone bodies are produced  Ketoacidosis
  132. DKA
    • Risk factors
    • 1. infection or illness- common
    • 2. stress
    • 3. undiagnosed DM
    • 4. inadequate insulin, missed dose of insulin
  133. DKA
    • ASSESSMENT FINDINGS
    • 1. 3 P’s
    • 2. Headache, blurred vision and weakness
    • 3. Orthostatic hypotension
  134. DKA
    • ASSESSMENT FINDINGS
    • 4. Nausea, vomiting and abdominal pain
    • 5. Acetone (fruity) breath
    • 6. Hyperventilation or KUSSMAUL’s breathing
  135. HYPERGLYCEMIA
  136. Hyperglycemia
  137. DKA
    • LABORATORY FINDINGS
    • 1. Blood glucose level of 300-800 mg/dL
    • 2. Urinary ketones
  138. DKA
    • LABORATORY FINDINGS
    • 3. ABG result of metabolic acidosis- LOW pH, LOW pCO2 as a compensation, LOW bicarbonate
    • 4. Electrolyte imbalances- potassium levels may be HIGH due to acidosis and dehydration
  139. DKA
    • NURSING INTERVENTIONS
    • 1. Assist in the correction of dehydration
      • Up to 6 liters of fluid may be ordered for infusion, initially NSS then D5W
      • Monitor hydration status
      • Monitor I and O
      • Monitor for volume overload
  140. DKA
    • NURSING INTERVENTIONS
    • 2. Assist in restoring Electrolytes
      • Kidney function is FIRST determined before giving potassium supplements!
  141. DKA
    • NURSING INTERVENTIONS
    • 3. Reverse the Acidosis
      • REGULAR insulin injection is ordered IV bolus 5-10 units
      • The insulin is followed by drip infusion in units per hour
      • BICARBONATE is not used!
  142. HHNS
    • A serious condition in which hyperosmolarity and extreme hyperglycemia predominate
    • Ketosis is minimal
    • Onset is slow and takes hours to days to develop
  143. HHNS
    • PATHOPHYSIOLOGY
    • Lack of insulin action or Insulin resistance  hyperglycemia
    • Hyperglycemia  osmotic diuresis  loss of water and electrolytes
  144. HHNS
    • PATHOPHYSIOLOGY
    • Insulin is too low to prevent hyperglycemia but enough to prevent fat breakdown
    • Occurs most commonly in type 2 DM, ages 50-70
  145. HHNS
    • Precipitating factors
    • 1. Infection
    • 2. Stress
    • 3. Surgery
    • 4. Medication like thiazides
    • 5. Treatment like dialysis
  146. HHNS
    • ASSESSMENT FINDINGS
    • 1. Profound dehydration
    • 2. Hypotension
    • 3. Tachycardia
    • 4. Altered sensorium
    • 5. Seizures and hemiparesis
  147. HHNS
    • DIAGNOSTIC TESTS
    • 1. Blood glucose- 600 to 1,200 mg/dL
    • 2. Blood osmolality- 350 mOsm/L
    • 3. Electrolyte abnormalities
  148. HHNS
    • NURSING INTERVENTIONS
    • Approach is similar to the DKA
    • 1. Correction of Dehydration by IVF
    • 2. Correction of electrolyte imbalance by replacement therapy
  149. HHNS
    • NURSING INTERVENTIONS
    • 3. Administration of insulin injection and drips
    • 4. Continuous monitoring of urine output
  150. MACROVASCULAR CX
    • Nursing management
    • 1. Diet modification
    • 2. Exercise
  151. MACROVASCULAR CX
    • Nursing management
    • 3. Prevention and treatment of underlying conditions such as MI, CAD and stroke
    • 4. Administration of prescribed medications for hypertension, hyperlipidemia and obesity
  152. MICROVASCULAR CX
    • Retinopathy- a painless deterioration of the small blood vessels in the retina, may be classified as to background retinopathy, pre-proliferative and proliferative retinopathy
    • Permanent vision changes and blindness can occur
  153. MICROVASCULAR CX
    • Retinopathy-ASSESSMENT FINDINGS
    • Blurry vision
    • Spotty vision
    • Asymptomatic
  154. MICROVASCULAR CX
    • Retinopathy: Diagnostic findings
    • 1. Fundoscopy
    • 2. Fluorescein angiography
      • Painless procedure
      • Side-effects- discoloration of the skin and urine for 12 hours, some allergic reactions, nausea
      • Flash of camera may be slightly uncomfortable
  155. MICROVASCULAR CX
    • NURSING INTERVENTIONS
    • 1. Assist in diagnostic procedure
    • 2. Assist in the preparation for surgery- laser photocoagulation
  156. MICROVASCULAR CX
    • NURSING INTERVENTIONS
    • 3. Health teaching regarding prevention of retinopathy by regular ophthalmic examinations, good glucose control and self-management of eye care regimens
    • 4. Maintain client safety
  157. MICROVASCULAR CX
    • DIABETIC NEPHROPATHY
    • Progressive deterioration of kidney function
  158. MICROVASCULAR CX
    • DIABETIC NEPHROPATHY
    • HYPERGLYCEMIA  causes the kidney filtration mechanism to be stressed  blood proteins leak into the urine
    • Pressure in the kidney blood vessels increases  stimulate the development of nephropathy
  159. MICROVASCULAR CX
    • ASSESSMENT findings for diabetic nephropathy
    • 1. Albuminuria
    • 2. Anemia
    • 3. Acidosis
  160. MICROVASCULAR CX
    • ASSESSMENT findings for diabetic nephropathy
    • 4. Fluid volume overload
    • 5. Oliguria
    • 6. Hypertension
    • 7. UTI
  161. MICROVASCULAR CX
    • NURSING MANAGEMENT 1. Assist in the control of hypertension- use of ACE inhibitor
    • 2. Provide a low sodium and low protein diet
    • 3. Administer prescribed medication for UTI
  162. MICROVASCULAR CX
    • NURSING MANAGEMENT
    • 4. Assist in dialysis
    • 5. Prepare patient for renal transplantation, if indicated
  163. MICROVASCULAR CX
    • Diabetic Neuropathy
    • A group of disorders that affect all type of nerves including the peripheral, autonomic and spinal nerves
  164. MICROVASCULAR CX
    • Diabetic Neuropathy
    • Two most common types of Diabetic Neuropathy are sensori-motor polyneuropathy and autonomic neuropathy
  165. MICROVASCULAR CX
    • Peripheral neuropathy- ASSESSMENT findings
    • 1. paresthesias- prickling, tingling or heightened sensation
    • 2. decreased proprioception
    • 3. decreased sensation of light touch
    • 4. unsteady gait
    • 5. decreased tendon reflexes
  166. MICROVASCULAR CX
    • Peripheral neuropathy- Nursing Management
    • 1. Provide teaching that good glucose control is very important to prevent its development
    • 2. Manage the pain by analgesics, antidepressants and nerve stimulation
  167. MICROVASCULAR CX
    • Autonomic Neuropathy- ASSESSMENT findings
    • 1. Silent, painless ischemia
    • 2. delayed gastric emptying
    • 3. orthostatic hypotension
    • 4. N/V and bloating sensation
    • 5. urinary retention
    • 6. sexual dysfunction
  168. MICROVASCULAR CX
    • Autonomic Neuropathy-Nursing management
    • 1. Educate about the avoidance of strenuous physical activity
    • 2. Stress the importance of good glucose control to delay the development
  169. MICROVASCULAR CX
    • Autonomic Neuropathy-Nursing management
    • 3. Provide LOW-fat, small frequent feedings
    • 4. Administer bulk-forming laxatives for diabetic diarrhea
    • 5. Provide HIGH-fiber diet for diabetic constipation
  170. MICROVASCULAR CX
    • MANAGEMENT OF FOOT AND LEG PROBLEMS
    • Soft tissue injury in the foot/leg  formation of fissures and callus  poor wound healing  foot/leg ulcer
  171. MICROVASCULAR CX
    • RISK FACTORS for the development of foot and leg ulcers
    • 1. More than 10 years diabetic
    • 2. Age of more than 40
    • 3. Smoking
    • 4. Anatomic deformities
    • 5. History of previous leg ulcers or amputation
  172. MICROVASCULAR CX
    • MANAGEMENT of Foot Ulcers
    • Teach patient proper care of the foot
    • Daily assessment of the foot
    • Use of mirror to inspect the bottom
  173. MICROVASCULAR CX
    • MANAGEMENT of Foot Ulcers
    • Inspect the surface of shoes for any rough spots or foreign objects
    • Properly dry the feet
    • Instruct to wear closed-toe shoes that fit well, recommend use of low-heeled shoes
  174. MICROVASCULAR CX
    • MANAGEMENT
    • Instruct patient NEVER to walk barefoot, never to use heating pads, open-toed shoes and soaking feet
    • Trim toenails STRAIGHT ACROSS and file sharp corners
    • Instruct to avoid smoking and over-the counter medications and home remedies for foot problems
  175. End of DM

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