8 results
Janeway Lesion: Flat, painless, erythematous lesions seen on the palm of this patient's hand. While
frequently associated
endocarditis, in this case ... Photo credit, Josh ... Goldberg, M.D. - UCSD ... #Dermatology #SkinRash ... #Endocarditis #UCSDH
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework

STRUCTURAL:
 - PFO: paradoxical emboli
 - Popliteal
Causes of Arterial ... - Differential ... artery aneurysm: Causes ... neoplasms - PNH ... Diagnosis #clots #hematology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
- Differential ... atherosclerotic lesions ... coagulation and other causes ... pathophysiology #hematology ... #differential #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... hemorrhagic skin lesions ... deficiencies - PNH ... #Diagnosis #hematology ... #nonpalpable #dermatology
Embolic Phenomena: Purplish discoloration of skin resulting from embolus to small toe. In this case, the
In this case, the ... Goldberg, M.D. - UCSD ... Images #Clinical #Dermatology ... Endocarditis #Janeway #Lesions ... #Photo #UCSDH
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... syndrome - Thrombotic ... hemoglobinuria (PNH ... #differential # ... diagnosis #hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... tract, and often causes ... Thrombosis and arterial ... #Diagnosis #Rheumatology
Cutaneous Mucormycosis Eschar
30 M HIV cd4 10 VL 30k traumatic injury of arm few months ago
immunosuppressed pts ... cutaneous mucor cases ... from center of lesion ... Mucormycosis #Eschar #dermatology ... skin #clinical #photo