31 results
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... inhibitory drugs (e.g ... specific inhibitor (e.g ... #diagnosis #differential ... #hematology #coagulation
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
to one factor e.g ... e.g. heparin ... inhibitory drugs e.g ... #diagnosis #differential ... #hematology #coagulation
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
- Differential ... Diagnosis Algorithm ... • Thrombus (e.g ... Myeloproliferative disorders (eg ... #Causes #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential ... Toxic Damage (e.g ... Displacement (e.g ... Foreign Surface (e.g ... #Causes #Hematology
Liver Mass - Differential Diagnosis Algorithm
Benign Cystic 
 • Cyst
 • Polycystic Liver Disease
 • Caroli's
Liver Mass - Differential ... Diagnosis Algorithm ... • Metastases (e.g ... #Liver #Mass #Hepatology ... #Causes
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... : INR/PT, aPTT(liver ... function test, ANA (e.g ... #Diagnosis #Causes ... #Workup #hematology
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Causes of Neutrophilia ... Neutrophils - Differential ... Diagnosis Algorithm ... Solid Tumour (e.g ... #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
- Differential ... Diagnosis Secondary ... inflammatory disorders (e.g ... #Diagnosis #Causes ... #hematology #secondary
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... / Bruising - Differential ... Diagnosis Algorithm ... Rare • Drugs (e.g ... #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... (usually IgM) (e.g ... deficiencies (e.g ... #differential # ... diagnosis #hematology