40 results
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Anemia (AIHA) - Differential ... AIHA (7-8%) DAT-negative ... #Anemia #AIHA #Differential ... Diagnosis #Table #hematology
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
Microangiopathy (TMA) - Differential ... normal • DAT negative ... Microangiopathy #TMA #Differential ... Management #Algorithm #hematology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Pauci-immune mediated (Negative ... Glomerulonephritis #Vasculitis #differential ... diagnosis #algorithm #rheumatology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
- Markers and Differential ... Amy Chung, MD, MSc ... Blood #Disorders #hematology ... #Markers #Differential
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Neutropenia - Differential ... Bacteria • Gram Negative ... #Neutropenia #Differential ... Algorithm #Causes #Hematology
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Erythrocytosis) - Differential ... Diagnosis Algorithm Relative ... Erythrocytosis #Differential ... Algorithm #Causes #Hematology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Effusions: - Hematologic ... Osteochondroma Hematologic ... Effusions #causes #differential ... #diagnosis #msk
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Neutrophil (Normal) Differential ... likelihood of negative ... indicator of infection relative ... #Bandemia #differential ... neutrophil #WBC #CBC #hematology
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Lymphoproliferative Disorders - Differential ... Amy Chung, MD, MSc ... pathophysiology #Hematology ... Diagnosis #NonHodgkin #differential
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Stabbing) - Negative ... MeralgiaParesthetica #MSK ... pathophysiology #differential