3. Diabetes mellitus (DM) is a group of
diseases characterized by high levels of
blood glucose resulting from defects in
insulin production, insulin action, or both.
4. The term diabetes mellitus describes a
metabolic disorder of multiple aetiology
characterized by chronic hyperglycaemia with
disturbances of carbohydrate, fat and protein
metabolism resulting from defects in insulin
secretion, insulin action, or both.
The effects of diabetes mellitus include long–
term damage, dysfunction and failure of
various organs.
8. It is an insulin dependent diabetes
mellitus(IDDM)
Type 1 diabetes develops when the
body’s immune system destroys
pancreatic beta cells, the only cells in
the body that make the hormone insulin
that regulates blood glucose.
This form of diabetes usually strikes
children and young adults,
9. Risk factors for type 1 diabetes may
include
autoimmune
genetic and
environmental factors.
In the case of type 1 diabetes, insulin
levels are grossly deficient. Thus type 1
diabetes is invariably treated with insulin
10. It is an non insulin dependent diabetes
mellitus (NIDDM)
It usually begins as insulin resistance, a
disorder in which the cells do not use
insulin properly. As the need for insulin
rises, the pancreas gradually loses its
ability to produce insulin.
11. Type 2 diabetes is associated with
older age,
obesity, family history of diabetes,
history of gestational diabetes,
impaired glucose metabolism,
physical inactivity, and
race/ethnicity.
15. Usually 4 methods employed
Random Blood Glucose
Fasting Blood Glucose (8-12 hrs)
Oral Glucose Tolerance Test (OGTT):
sugar is injected 75g after 2hr and
check the glucose range. it is done in patients
with symptoms.
HbA1C: glucosylated heamoglobin:
it predicts the glucose level in blood for-2 3
months.
<6% in healthy individual.
16. FASTING RANDOM OGTT
NORMAL < 6mmolL <7.8mmolL <7.8mmolL
IMPAIRED <7mmolL <11.1mmolL 7.8-11.1mmolL
DIABETIC ≥7mmolL ≥11.1mmolL >11.1mmolL
