Pain , type, drug

2. WHAT IS PAIN
• Pain is a general term that describes uncomfortable sensations
in the body. It stems from activation of the nervous system.
• The function of the pain sensory system is to protect the body
and maintain homeostasis.
• Pain may be localized, affecting a specific part of your body.
• It is often described in terms of a penetrating or tissue
destructive process e.g., stabbing, burning, twisting,tearing,
squeezing.
• Throbbing, pinching, stinging, burning or sore.

3. Pain?
• Headache
• Toothache
• Bone fractures
• Cuts, burns, or bruises
• Muscle cramps or strains
• Sore throat
• Stomach ache or cramps
• Psycological

4. Types
• Acute pain
• chronic pain
• Nociceotive pain
• Neuropathic pain

5. Acute pain?
• Short period of time
• Suddenly, sharp, rather than dull
• Injuries : cuts, burns, muscle strains, bone fractures
• Illnesses : strep throat, appendicitis
• Medical procedures : injections, dental work, surgery

6. Chronic pain?
• Comes and goes over multiple months or years.
• Condition: arthritis, migraine, cancer, fibromyalgia
• Psycogenic pain or psychosomatic pain
• Psychological factor: stress, anxiety, depression
• Pain like: aching, burning, shooting, squeezing, stiffness,
stinging, throbbing.

7. Nociceptive pain?
• Tissue damage : cuts, burns, bruises, fractures
• Tissue inflammation and damage : arthritis, osteoporosis, IBD
• Develops in your skin, muscles, ligaments, tendons, joins,
bones
• feel achy, throbbing, sharp

8. Neuropathic pain?
• Nerve damage
• caused by a variety of injuries and illnesses
• ex, neuropathic pain if one of the disc in your spine slips out of
place and puts pressure on a nerve.
• illnesses such as shingles, DM, multiple sclerosis, cancer
• feel like a stabbing, shooting, burning, prickling

9. Drug
• Short term pain: paracetamol
• Inflammation and swelling : aspirin, ibuprofen and diclofenac
• Severe pain : morphine, codeine, hydrocodone