19 results
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology ... Cells -> Incr Vascular ... Chemotaxis -> Vascular ... #HUV #Pathophysiology ... #Rheumatology
Pulmonary Vascular Resistance vs Systemic Vascular Resistance

#Pulmonary #Vascular #Resistance #Systemic #Comparison #pulmonaryhypertension #PHTN #pathophysiology #anesthesiology #anesthesia
Pulmonary Vascular ... #Pulmonary #Vascular ... Resistance #Systemic #Comparison ... pulmonaryhypertension #PHTN #pathophysiology ... anesthesiology #anesthesia #causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
platelet disorders, vascular ... Etiology: • Vascular ... Disruptions in vascular ... Differential #Diagnosis #hematology ... #rheumatology #
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Renal Disease Vascular ... TeIangiectasia Vascular ... • Steroids • Vasculitis ... #Hematology
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Kaposi's sarcoma • Rheumatologic ... Autoimmune: ANCA-Assoc vasculitis ... Cardiac: • Valvular ... Heart failure Vascular ... Diagnosis #pulmonary #causes
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... Glomerulonephritis #Vasculitis ... diagnosis #algorithm #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis and Vasculitides ... When to Consider Vasculitis ... tract, and often causes ... and bullous or vesicular ... differential #diagnosis #rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... Vascular Sludging ... classification #rheumatology ... #vasculitis
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
coagulation and other causes ... 19 - PNH - Vasculitis ... Venous #Arterial #pathophysiology ... #hematology #differential ... #diagnosis #vascular
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
Classification Types - Pathophysiology ... Comparison Obstructive ... in blood flow caused ... Depends on the cause ... #Comparison #criticalcare