Dermatology/Immunology

Question 1

Etiology and management of seborrheic dermatitis

Associated with:

Answer 1

Pityrosporum

Topical antifungal, topical corticosteroids

HIV

Question 2

Stuck upon skin impression
Warty brownish plaques
Not malignant or premalignant

Answer 2

Seborrheic keratosis

Question 3

Small keratin containing cysts

Answer 3

Milia

Question 4

Management for open and closed comedomes

Answer 4

Topical tretinoin

Question 5

Management for Papillae acne

Answer 5

Topical benzoyl peroxide and erythromycin

Question 6

Management for cystic and modular acne

Answer 6

Isotretinoin (Accutane)

Question 7

Flushing with exertion or sun exposure

Management

Answer 7

Rosacea

Avoid triggers
Topical metronidazole

Question 8

Recurrent large lumps in Scilla with serous fluid drainage

Answer 8

Hidradenitis suppurativa

Question 9

White vesicles on erythematous base

Answer 9

Koplik’s spots

measles

Question 10

Etiology of hairy leukoplakia

Answer 10

EBV

Question 11

Strawberry tongue

Answer 11

Scarlett fever

Kawasaki syndrome

Question 12

Rash. LAD
Gingival hyperplasia. Interstitial nephritis
Folic acid deficiency. Nystagmus.
Osteoporosis

Answer 12

Phenytoin toxicity

Question 13

Recurrent erythema multi forms

Answer 13

HSV

Question 14

Evanescence blanchable, non-pruritic rash

Answer 14

Erythema marginatum

Question 15

Punch biopsy with cleavage plane in stratum corneum vs germinativum

Answer 15

Infectious

TEN

Question 16

Punctuate bleeding spots with peeling a skin lesion

Answer 16

Psoriasis

Question 17

Nail pitting

Onycholysis

Answer 17

Psoriasis

Question 18

Rash
Erythematous papers and plaques
Sore throat 2 weeks ago

Answer 18

Guttate psoriasis

Question 19

Management for pyoderma gangrenosum

Answer 19

Steroids

Cyclosporine

Question 20

Well-defined reddish lesion
Corynebacterium
Fluoresce with bright light

Answer 20

Erythrasma

Question 21

Fever. Headache. Myalgias.

Macular/petechial rash

Answer 21

RMSF

Question 22

Management for wart

Answer 22

Topical salicylic acid

If genital&raquo_space; imquimod

Question 23

Dew drop appearance of vesicular rash

Appears in crops

Answer 23

Chicken pox

Question 24

Painful
DNA virus
Multi nuclear giant cells

Answer 24

Herpes zoster

Question 25

Separate branching hyphae on KOH scraping

Answer 25

Tinea infection

Question 26

Tinea pedis | Cellulitis

Answer 26

Streptococcus

Question 27

Bald patch | Broken hair follicles

Question 28

Hair loss | Fine white diffuse scaliness mostly over temporoparietal areas

Answer 28

Seborrheic dermatitis

Question 29

Hair loss. Patchy. | Smooth areas. Hair thinner at root (exclamation point) at edge of hair loss area

Answer 29

Alopecia areata

Question 30

Hair loss | Scaly patches. Broken hairs. Some with black dots

Answer 30

Tinea capitis

Question 31

Hypopigmentation patches | Meatball and spaghetti on microscopy

Answer 31

Tinea versicolor

Question 32

Translucent pearly papules with telangiectasias

Answer 32

Basal cell carcinoma

Question 33

Arises from keratinizing epidermal cells in exposed areas

Answer 33

Squamous cell carcinoma

Question 34

Discrete or coalescing patches Severe pruritus Cluster of atypical lymphocytes in epidermis on biopsy Sezary cells

Answer 34

Mycosis fungoides

Question 35

Proliferation of fibroblasts in dermis | Dimple when pinched

Answer 35

Dermatofibroman

Question 36

Autosomal dominant Vascular disorder Red to violet telangiectasias

Answer 36

Hereditary hemorrhagic telangiectasia

Question 37

Pigmented lesions on lips/mouth | Associated with multiple hamartomatous polyps in GI tract

Answer 37

Peutz Jeghers syndrome

Question 38

Oral sores Edematous papules and bullae Extension of blister with applied pressure

Answer 38

Pemphigus vulgaris

Question 39

Antibodies at dermal-epidermal junction | No extension of blister with pressure

Answer 39

Bullous pemphigoid

Question 40

Hep C Palpable purpura Low complement

Answer 40

Leukocytoclastic vasculitis | Mixed cryoglobulinemia

Question 41

Grouped bullous/vesicular skin lesions Very pruritic Celiac

Answer 41

Dermatitis herpetiformis

Question 42

Recurrent itching Wheezing, SOB Abd pain. Diarrhea HSM

Answer 42

Systemic macrocytosis

Question 43

Burn formula for fluids

Answer 43

Weight(kg) x 4mL x %burns 1/2 in 8 hours 1/2 in 16 hours

Question 44

Contraindicated in IgA deficiency

Answer 44

IVIG

Question 45

Recurrent infections Staph aureus, gram neg, fungal Unable to digest NVT abnormal

Answer 45

Chronic granulomatous disease | NADPH oxidase deficiency

Question 46

Management for C1 waterside deficiency

Answer 46

FFP (acute) Danazol (chronic)