9 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Complement: Post-strep GN ... , Lupus Nephritis ... • Limited to Kidney ... Glomerulonephritis #Vasculitis ... #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Differential Diagnosis Algorithm ... → Refer to hematology ... for workup, including ... , Vasculitides, ... #hematology
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Underproduction Diagnostic Algorithm ... Anemia of chronic kidney ... Underproduction #Algorithm ... #hematology #diagnosis ... #differential #workup
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
-C3 GN • Cast ... Autoimmunity: • -MM/WM: Vasculitis ... Hypergammaglobulinemic macular Vasculitis ... to cold IgG • Lupus ... Paraproteinemias #Hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... inflammation Others: • Lupus ... such as systemic lupus ... Kidneys -> glomerulonephritis ... differential #diagnosis #rheumatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Differential Diagnosis Algorithm ... cardiac valve, vasculitis ... Differential #Diagnosis #Algorithm ... #workup #hematology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Differential Diagnosis Algorithm ... Infection - Vasculitis ... (lupus, RA, Sjogren's ... deficiency Work ... #Causes #dermatology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Differential Diagnosis Algorithm ... Better call hematology ... oxygen sensing (at kidneys ... you’ll do a good workup ... #workup #hematology
Antiphospholipid Syndrome (APLS) Testing - Hypercoagulable Workup Algorithm
INDICATIONS FOR TESTING:
 • Vascular thrombosis
Hypercoagulable Workup ... Algorithm INDICATIONS ... excluded Testing: • Lupus ... #Algorithm #diagnosis ... #hematology