20 results
Vasculitis - Break down based on vessel size 
Distribution of vessel involvement by large vessel vasculitis,
with respect to arterial ... of vessel, from aorta ... left to right) aorta ... #Diagnosis #Rheumatology ... #Differential #
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Thrombosis - Differential ... coagulation and other causes ... 19 - PNH - Vasculitis ... pathophysiology #hematology ... #differential #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... gangrenosum • Bacterial ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology ... #rheumatology #
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... Non-Infectious Aortitis: • Vasculitides ... ANCA associated vasculitis ... • Most common bacterial ... #Diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... Thrombosis and arterial ... purpura: strong sign ... diminished, or tender pulses ... #rheumatology #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... < 30 years • Aorta ... tract, and often causes ... Diagnosis #Rheumatology
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Hemoptysis - Differential ... Kaposi's sarcoma • Rheumatologic ... Autoimmune: ANCA-Assoc vasculitis ... AVM, Thoracic aortic ... Diagnosis #pulmonary #causes
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... nerve caused by ... posterior ciliary arteries ... Doppler US : halo sign ... GiantCellArteritis #GCA #Rheumatology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... hematuria • Signs ... Diagnostic of GN or vasculitis ... renal vein between aorta ... #Hematuria #Differential
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... ulcers, Edema Arterial ... Limb ischemia • Aortic ... refill - Poor pulses ... lower #extremity #msk