31 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Erythrocytosis) - Differential ... Algorithm Relative - Normal ... Positive - Low/Normal ... Cyanosis without Pulmonary ... Algorithm #Causes #Hematology
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Differential Diagnosis ... Hypoxia-driven: Cardiac/pulmonary ... ), TEMPI (VEGF normal ... #Vera #PV #Differential ... Diagnosis #Algorithm #hematology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... Better call hematology ... exogenous, EPO levels: normal ... #Differential # ... Algorithm #workup #hematology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Splenomegaly - Differential ... Hepatic, Portal, ... disorders (eg. polycythemia ... Spleen #Enlarged #Differential ... Algorithm #Causes #Hematology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
- Markers and Differential ... Myelodysplastic Disorder - Abnormal ... bcr-able (-) - Polycythemia ... Blood #Disorders #hematology ... #Markers #Differential
Acquired von Willebrand Syndrome - Diagnosis and Management
 • Autoantibodies to vWF: Lymphoproliferative disorders (e.g. lymphoma,
Diagnosis and Management ... disorders (e.g. polycythemia ... Syndrome #Diagnosis #Management ... #treatment #hematology ... #differential
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
fraction < 20% Differential ... CK, normal biopsy ... hepatitis • Pulmonary ... Disease #diagnosis #management ... #treatment #rheumatology
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
Microangiopathy (TMA) - Differential ... Diagnosis and Management ... hemosiderin • PT/aPTT normal ... #Diagnosis #Management ... #Algorithm #hematology
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
bilateral B-lines - Normal ... unilateral B-lines - Normal ... submassive PE) POCUS ... #differential # ... #signs #Lung #POCUS
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Idiopathic • Normal ... With associated pulmonary ... Glomerulonephritis #Vasculitis #differential ... diagnosis #algorithm #rheumatology