13 results
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... of arm present ... trauma leads to skin ... papulonodular lesions ... #hand
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
and mucosal lesions ... - Rash: multiple ... Occurs on the arms ... Episcleritis Signs ... Leukocytoclastic vasculitis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
lesions • Mononeuritis ... mucositis - Rash ... • Cogan Syndrome ... Ocular inflammatory lesions-interstitial ... purpura: strong sign
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
, small-vessel vasculitis ... response to local skin ... test (this is a skin ... inhibitors • Uveitis- Ophthalmology ... diagnosis #management #signs
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... loss, arthralgia, arm ... , mucositis • Rash ... occasional oligoclonal bands ... : • Skin lesions
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... The signs and symptoms ... heaped, wart-like lesions—Condyloma ... the palms of the hands ... Diagnosis #Clinical #Photo
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... sterile and are ... Irregular pustules on hands ... Generalized itchy rash ... SAPHO syndrome (
Cushing's Syndrome - Moon Facies, Buffalo Hump, Abdominal Striae, Thin Skin

A young man presents with rapid
Cushing's Syndrome ... Abdominal Striae, Thin Skin ... What findings are ... the patient's hand ... #Signs #MoonFacies
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
(blue-purple) rash ... • Erythematous rash ... fingertips ("mechanic’s hands ... lesions: antihelix ... • Mechanic's hands
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... of necrotizing vasculitis ... on the back of hands ... classic targetoid lesions ... • Causes are multiple