38 results
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
insufficiency • Vasculitis ... • Bleomycin Hematologic ... Ulcers #ulcerative #skinrash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Vascular: • Arterial ... insufficiency • Vasculitis ... Ulcers #ulcerative #skinrash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... HepB, HepC Bacterial ... #Differential # ... Diagnosis #Dermatology ... #SkinRash
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework

STRUCTURAL:
 - PFO: paradoxical emboli
 - Popliteal
Causes of Arterial ... Venous Thrombosis - Differential ... artery aneurysm: Causes ... APLS:PLT ↓ HEMATOLOGIC ... neoplasms - PNH
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Thrombosis - Differential ... coagulation and other causes ... - Vasculitis ... pathophysiology #hematology ... #differential #
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Skin Lesions - Differential ... #Vascular #Vasculitis ... #SkinRash #dermatology ... #Differential # ... Diagnosis #Algorithm #causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... deficiencies - PNH ... gangrenosum • Bacterial ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology
Diagnosis and management of Polyarteritis Nodosa (PAN)

Chapel Hill 2012 definition: 
Necrotizing vasculitis ofmedium or small arteries
Necrotizing vasculitis ... ofmedium or small arteries ... Cardiomyopathy - CNS ... PolyarteritisNodosa #Rheumatology ... #Differential
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... - Water - Pus ... Pulmonary HTN - Vasculitis ... Transverse myelitis • Hematology ... #dyspnea #sob #differential
Hepatic Masses on CT - Differential Diagnosis by CT Findings

Masses: Hemangioma, Adenoma, FNH, HCC, Fibrolamellar HCC,
CT - Differential ... Non-Contrast, Arterial ... #CT #CTA #differential ... diagnosis #liver #hepatology ... #radiology #mass