11 results
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... trauma leads to skin ... painless, no systemic signs ... #clinical #photo ... #hand
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
arthritis - (Reiter’s syndrome ... within 1 month of infection ... arthritis - with the skin ... like “butterfly rash ... #arthropathy #arthropathies
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 ... treatment, the infection ... the palms of the hands ... Diagnosis #Clinical #Photo
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
- Differential ... Irregular pustules on hands ... Generalized itchy rash ... SAPHO syndrome ( ... Sweet syndrome
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
Vasculitis (LCV) of the Hand ... diffuse palpable rash ... Differential for ... Vasculitis #LCV #Hand ... dermatology #clinical #photo
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 ... Behcet disease) Differential ... inhibitors • Uveitis- Ophthalmology ... diagnosis #management #signs
Vasculitis - Differential Diagnosis Framework

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

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... mucositis - Rash ... • Cogan Syndrome ... to exclude are infections ... purpura: strong sign
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
very remarkable w/differential ... vasculitis vs infection ... variably: On one hand ... required due to skip ... required +/- prompt ophthalmology
Terry's Nails

Patient of about 70 years, HIV positive, transplanted kidney donor cadaver in the previous 6
complicated with urinary infections ... in addition to signs ... skin stretch marks ... such as nephrotic syndrome ... #Fingernails #Hands