Derm

Question 1

Cellulitis Choice of Antibiotics

Answer 1

Flucloxacillin —– if penicillin allergy, clarithromycin —- if MRSA, vancomycin
Because common coz cellulitis — gram-positive bacteria like staph or strep
Flucloxacillin is a narrow-spectrum beta-lactam antibiotic that covers susceptible gram-positive bacteria

Question 2

Impetigo vs Contact dermatitis vs Chicken Pox vs Measles vs Eczema

Answer 2

Question SS 0041

Question 3

Disease associations

Answer 3

Hepatitis C - Lihen planus (itches)
Celiac disease - Dermatitis herpetiformis (itches)
IBD - Psoriasis (itches)
Streptococcal infection - Guttate psoriasis
Streptococcal/Chlamydia - Erythema nodosum (hurts)

Question 4

Aspirin, Opiates cause urticaria due to

Answer 4

increasing the release of histamine from mast cells

Question 5

Spots - Measles Vs Rubella

Answer 5

Measles - Koplik spots

Rubella - Forschheimer spots (spots on soft palate), swollen lymph nodes.