16 results
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Diagnosis Algorithm ... • Steroids • Vasculitis ... #Diagnosis #Algorithm ... #Causes #Hematology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Non-Infectious Aortitis: • Vasculitides ... arteritis, Cogan's Syndrome ... ANCA associated vasculitis ... (RA), Systemic lupus ... #Diagnosis #rheumatology
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Lemierre's syndrome ... ): Lupus, Rheumatoid ... arthritis, Vasculitis ... the most common vasculitis ... #Diagnosis #causes
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Diagnosis Algorithm ... Non-lmmune: • HELLP Syndrome ... HUS • DIC • Vasculitis ... #Diagnosis #Algorithm ... #Causes #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Diagnosis Algorithm ... → Refer to hematology ... , Vasculitides, ... #Diagnosis #Algorithm ... #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... such as systemic lupus ... differential #diagnosis ... #rheumatology # ... classification
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Diagnosis Algorithm ... 80-100 fL) • Bleeding ... #Anemia #MCV #Classification ... Diagnosis #Algorithm ... #Causes #Hematology
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Diagnosis Algorithm ... Hyperemia Spasm • Vasculitis ... Air Embolism • Vasculitis ... Marfan's Syndrome ... Diagnosis #Algorithm
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• IgA vasculitis ... • Vasculitis ... . systemic lupus ... #rheumatology # ... vasculitis
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Post-strep GN, Lupus ... Glomerulonephritis #Vasculitis ... diagnosis #algorithm ... #rheumatology