11 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 ... wane; diagnosis ... trauma leads to skin ... #hand
Drug Erruption: Extensive maculo-papular rash secondary to allergic reaction to Amoxicillin.
Chest and hand are shown above.

Charlie
maculo-papular rash ... Chest and hand are ... Goldberg, M.D. - UCSD ... Amoxicillin #Palms #Photo ... #UCSDH
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... the palms of the hands ... faint that they are ... #Diagnosis #Clinical ... #Photo #Dermatology
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 ... • Mechanic's hands ... #dermatology #diagnosis
Pustular Skin Lesions - Differential Diagnosis Framework

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

A young man presents with rapid
Abdominal Striae, Thin Skin ... gain (license photo ... What findings are ... the patient's hand ... Next diagnostic
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Capnocytophaga Canimorsus Skin ... the key to the diagnosis ... difficult to culture and ... including patients who are ... #clinical #photo
Cutaneous larva migrans skin Rash
25 F recent Caribbean vacation, walked barefoot on sand and now with
larva migrans skin ... Rash 25 F recent ... rash. diagnosis ... self-limited Diagnosis ... dermatology #clinical #photo
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... on the back of hands ... gyratum repens • A skin ... • Causes are multiple ... #differential #diagnosis
Vasculitis - Differential Diagnosis Framework

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