Sarah Michelle Crash Course-Questions and
Answers |Latest 2026 Revised Update|100%
Correct.
Contact dermatitis
- linear distribution, localized
-Treatment: topical steroids
Vesicular lesions
treat within 48-72 hours with antiviral medication.
Chronic ulcerative stomatitis
- autoimmune
- larger in size and number
-weeks-months to resolve
-resistant to topical steroids
-Treatment: Hydroxychloroquine.
Impetigo
-Honey crusted
-Yellow-dry drainage
-usually on face
-Bullous vs. Nonbullies
-Bullous typically MRSA, Treatment is doxycycline
Pityriasis rosacea
,"CHRISTMAS TREE" pattern rash (rash on CLEAVAGE lines). "HERALD PATCH" - spreads
to back and abdomen
-usually goes away on own
Brown recluse spider bite
- possible white halo
-Systemic symptoms
Erythema Migrans (Lyme disease) and RMSF
- Treatment is doxycycline
-RMSF: North Carolina, tick bite, rash on palms/soles
-3-5 days after symptoms begin
-Lyme disease: "bulls' eyes"/Target lesion
- doxycycline (amoxicillin if pregnant).
Measles (Rubeola)
- kolpiks spots
- fever
-cough, congestion, conjunctivitis
-3-5 days after initial symptoms, rash
- Koplik spots are tiny grains of white sand.
- Give MMR at 12 months to prevent reoccurrence.
Mumps
,- parathyroid gland swelling (also seen in bulimia)
- salivary gland stone
Actinic keratosis
- dry, scaly lesions on sun-exposed area
-pink, yellow, tan, pale, brown
-Treatment: topical 5FU, cryotherapy
- precursor to squamous cell carcinoma
Cafe-au lait spots
- hyperpigmentation
-typically, benign
-> 6-8, underlying neurofibromatosis
Intertrigo
- rash present in skin folds
-minimize moisture, antifungal, topical steroids
Malignant melanoma
-asymmetry, border color, diameter > 6mm, evolution
- black/brown spot under nail vs. splinter hemorrhage (endocarditis).
Seborrheic keratosis
-"pasted on", older adults
- benign
, Basal cell carcinoma
-shiny, waxy, pearly
- telangiectasias present= visible blood vessels across lesion.
- most common type of skin cancer
-Biopsy, refer to dermatology.
Atopic dermatitis (Eczema)
-intensely pruritic, itch, scratch, itch cycle
- located on flexor surfaces (creases)
- 3 A's (atopic dermatitis, asthma, allergies)
- Treatment: emollients, topical steroids
nummular eczema
-high-potency steroids for treatment
-simple, round, arms and legs
-underlying atopic dermatitis
Plaque psoriasis
-Auspitz sign vs. Koebner phenomenon.
- thick, silverly scales that are present
-Treatment: topical steroids, emollients, or coal tar
-Auspitz sign: plaques are scratched, pin-point bleeding
-Koebner phenomenon: Trauma to skin leading to plaques formation.
Shingles
Answers |Latest 2026 Revised Update|100%
Correct.
Contact dermatitis
- linear distribution, localized
-Treatment: topical steroids
Vesicular lesions
treat within 48-72 hours with antiviral medication.
Chronic ulcerative stomatitis
- autoimmune
- larger in size and number
-weeks-months to resolve
-resistant to topical steroids
-Treatment: Hydroxychloroquine.
Impetigo
-Honey crusted
-Yellow-dry drainage
-usually on face
-Bullous vs. Nonbullies
-Bullous typically MRSA, Treatment is doxycycline
Pityriasis rosacea
,"CHRISTMAS TREE" pattern rash (rash on CLEAVAGE lines). "HERALD PATCH" - spreads
to back and abdomen
-usually goes away on own
Brown recluse spider bite
- possible white halo
-Systemic symptoms
Erythema Migrans (Lyme disease) and RMSF
- Treatment is doxycycline
-RMSF: North Carolina, tick bite, rash on palms/soles
-3-5 days after symptoms begin
-Lyme disease: "bulls' eyes"/Target lesion
- doxycycline (amoxicillin if pregnant).
Measles (Rubeola)
- kolpiks spots
- fever
-cough, congestion, conjunctivitis
-3-5 days after initial symptoms, rash
- Koplik spots are tiny grains of white sand.
- Give MMR at 12 months to prevent reoccurrence.
Mumps
,- parathyroid gland swelling (also seen in bulimia)
- salivary gland stone
Actinic keratosis
- dry, scaly lesions on sun-exposed area
-pink, yellow, tan, pale, brown
-Treatment: topical 5FU, cryotherapy
- precursor to squamous cell carcinoma
Cafe-au lait spots
- hyperpigmentation
-typically, benign
-> 6-8, underlying neurofibromatosis
Intertrigo
- rash present in skin folds
-minimize moisture, antifungal, topical steroids
Malignant melanoma
-asymmetry, border color, diameter > 6mm, evolution
- black/brown spot under nail vs. splinter hemorrhage (endocarditis).
Seborrheic keratosis
-"pasted on", older adults
- benign
, Basal cell carcinoma
-shiny, waxy, pearly
- telangiectasias present= visible blood vessels across lesion.
- most common type of skin cancer
-Biopsy, refer to dermatology.
Atopic dermatitis (Eczema)
-intensely pruritic, itch, scratch, itch cycle
- located on flexor surfaces (creases)
- 3 A's (atopic dermatitis, asthma, allergies)
- Treatment: emollients, topical steroids
nummular eczema
-high-potency steroids for treatment
-simple, round, arms and legs
-underlying atopic dermatitis
Plaque psoriasis
-Auspitz sign vs. Koebner phenomenon.
- thick, silverly scales that are present
-Treatment: topical steroids, emollients, or coal tar
-Auspitz sign: plaques are scratched, pin-point bleeding
-Koebner phenomenon: Trauma to skin leading to plaques formation.
Shingles
