7 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
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... pus • Material composed ... sterile and are ... Irregular pustules on hands ... #Lesions #Differential
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... heaped, wart-like lesions—Condyloma ... the palms of the hands ... faint that they are ... Diagnosis #Clinical #Photo
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Usually composed ... on the back of hands ... classic targetoid lesions ... comparison #table #differential ... #dermatology #compared
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... loss, arthralgia, arm ... , mucositis • Rash ... occasional oligoclonal bands
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... lesions • Mononeuritis ... mucositis - Rash ... • Cogan Syndrome ... Ocular inflammatory lesions-interstitial
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... ) • Anti-Mi2 (skin ... lesions) • Anti-TIF1 ... Symptoms: • Gottron rash ... • Mechanic's hands