10 results
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... discolorations of skin ... #Vascular #Vasculitis ... #SkinRash #dermatology ... Diagnosis #Algorithm #causes
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... + toxo IgG • CNS ... , may also see skin ... differential #diagnosis #causes ... #radiology #neurology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... lesions that result ... deficiencies - PNH ... Differential #Diagnosis #hematology ... #rheumatology #
Renal involvement in 35% of mixed cryoglobulinemia vasculitis 
Associated with : 
 • Absence of skin
cryoglobulinemia vasculitis ... • Absence of skin ... lesions • Absence ... #Management #Rheumatology ... Cryoglobulinemic #Nephrology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
, small-vessel vasculitis ... response to local skin ... injury) • Neurologic ... test (this is a skin ... signs #symptoms #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
lesions • Mononeuritis ... , neurologic, and ... cognitive impairment, neurologic ... tract, and often causes ... : • Skin lesions
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... reddish-purple lesions ... Infection - Vasculitis ... blood test • Serology ... cryoglobulins • Skin
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Testosterone - Coumadin skin ... atherosclerotic lesions ... coagulation and other causes ... - Vasculitis ... pathophysiology #hematology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... compressive cord lesion ... • Infectious causes ... - Sjogren - Vasculitis ... diagnosis #management #neurology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic inflammatory vasculitis ... with systemic, neurologic ... differential diagnosis = vasculitis ... required due to skip ... lesions.