15 results
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
wane; diagnosis ... trauma leads to skin ... biopsy preferred Differential ... #clinical #photo ... #hand
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
- Differential ... Diagnosis Framework ... Irregular pustules on hands ... #Lesions #Differential ... #Diagnosis #Dermatology
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... Leg Pain: • Infection ... #diagnosis #lower ... extremity #msk #physicalexam
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 ... comparison #table #differential ... #diagnosis #dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... Diagnosis Algorithm ... for hepatitis B and ... cryoglobulins • Skin ... #dermatology #physicalexam
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... treatment, the infection ... the palms of the hands ... Syphilis #Rash #Diagnosis ... #Clinical #Photo
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... Vasculitis Differential ... Diagnosis: • Systemic ... occasional oligoclonal bands
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
response to local skin ... +/- myocardial infarction ... test (this is a skin ... Behcet disease) Differential ... inhibitors • Uveitis- Ophthalmology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
very remarkable w/differential ... vs infection vs ... variably: On one hand ... required due to skip ... required +/- prompt ophthalmology
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
Vasculitis (LCV) of the Hand ... Diagnosis? ... Differential for ... Vasculitis #LCV #Hand ... dermatology #clinical #photo