26 results
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Rare • Drugs (e.g ... • Vasculitis Coagulation ... Diagnosis #Algorithm #Causes ... #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
intravascular coagulation ... (usually IgG) (e.g ... (usually IgM) (e.g ... deficiencies (e.g ... differential #diagnosis #hematology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Nonspecific inhibitors e.g ... to one factor e.g ... e.g. heparin ... inhibitory drugs e.g ... #differential #hematology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
(e.g. heparin contamination ... inhibitory drugs (e.g ... specific inhibitor (e.g ... #differential #hematology ... #coagulation
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
factor activity (e.g ... clotting test (e.g ... Study #diagnosis #hematology ... #pathophysiology ... #hematology #laboratory
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
is a clinical and ... intravascular coagulation ... and other testing ... count, D-dimer, egg ... hemolytic #anemia #Hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Intravascular Coagulation ... S Pathophysiology ... Treat primary cause ... #diagnosis #causes ... treatment #management #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
and Platelet Disorders ... Differential Diagnosis and ... function test, ANA (e.g ... or if a primary hematologic ... #Workup #hematology
Intraoperative Sepsis - Guidelines for Crises in Anaesthesia

Severe sepsis (hypotension persisting after initial fluid challenge of
in Anaesthesia ... likely underlying cause ... lactate, FBC, U&Es, coagulation ... cultures if possible (eg ... Anesthesiology #Anesthesia
Jaundice - Differential Diagnosis Algorithm
Pre-Hepatic - Unconjugated Hyperbilirubinemia
Increased Production
 • Hemolysis
 • Ineffective Erythropoiesis
 • Hematoma
Decreased
Sepsis • Drugs (e.g ... Crigler-Najjar Syndromes (l and ... Diagnosis #Algorithm #Causes ... #Hepatology #bilirubinemia