20 results
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Purpura, ischemic skin ... - Affects the skin ... - Skin, glomeruli ... glomerular ischemia - Skin ... Small Vessels: Skin
Necrotizing Fasciitis: African-American patient with diabetes that predisposed him to rapidly 
progressive infection. Lower extremity is
progressive infection ... As the infection ... occurs deep to the skin ... of illness and pain ... #Photo #Dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Purpura, ischemic skin ... • Affects the skin ... cmpkx deposits skin ... : • Skin lesions
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... Sjögrens (15%) Skin ... Butterfly rash, Vasculitis ... pain (20%) Renal ... erythematosus #signs
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Medical History: • Skin ... without localizing signs ... leptospirosis • Skin ... Rickettsioses, bacterial skin ... • Abdominal pain
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
Sporotrichiosis Infection ... trauma leads to skin ... painless, no systemic signs ... biopsy preferred Differential ... #clinical #photo
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Polyangiitis (GPA) Skin ... Skin lesions ... also occur Skin ... 16%) • Painful skin ... and gangrene Skin
Cushing's Syndrome - Moon Facies, Buffalo Hump, Abdominal Striae, Thin Skin

A young man presents with rapid
Buffalo Hump, Abdominal ... Striae, Thin Skin ... with rapid weight gain ... Cushings #Syndrome #Signs ... BuffaloHump #Striae #Clinical
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... • Skin changes ... thrombus • Splenic infarction ... cutaneous nerve ... #Causes #Differential
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... - Vasculitis ... lesions • Severe pain ... cryoglobulins • Skin ... biopsy • Abdominal