Classic skin lesion presentations and common orthopedic and musculoskeletal complaints tested on the PANCE.
40 cards · basic cards · AI-written, checked twice. Edit anything.
- What classic skin condition presents with well-demarcated, erythematous plaques covered by silvery-white scale on extensor surfaces like the elbows and knees?
- Psoriasis
- In psoriasis, scraping off a scale produces pinpoint bleeding known as the ____.
- Auspitz sign
- Atopic dermatitis (eczema) classically affects which body regions?
- Flexural surfaces (antecubital and popliteal fossae)
- What type of dermatitis causes linear, pruritic vesicles after skin contact with poison ivy?
- Allergic contact dermatitis
- A KOH preparation of an annular, scaly, erythematous skin lesion with central clearing shows branching hyphae. What is the diagnosis?
- Tinea corporis (ringworm)
- What organism causes tinea versicolor?
- Malassezia furfur (a yeast)
- On KOH prep, tinea versicolor shows short hyphae and spores described as a ____ pattern.
- spaghetti and meatballs
- Where do scabies burrows classically appear?
- Finger web spaces (and wrists, waist, genitals)
- When is itching from scabies typically worst?
- At night
- What superficial bacterial skin infection presents with honey-colored crusted lesions?
- Impetigo
- How does erysipelas differ from cellulitis in appearance?
- Erysipelas has sharply demarcated, raised borders; cellulitis has poorly demarcated borders
- What skin cancer presents as a pearly papule with rolled borders and visible telangiectasias?
- Basal cell carcinoma
- What is the primary risk factor for squamous cell carcinoma of the skin?
- Cumulative ultraviolet (sun) exposure
- In the ABCDE criteria for melanoma, the letter E stands for ____ (a lesion changing in size, shape, or color).
- evolving
- What premalignant skin lesion presents as a rough, sandpaper-like patch on chronically sun-exposed skin?
- Actinic keratosis