13 results
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
INR), Prolonged PTT ... (INR), Normal PTT ... #PT #INR #Differential ... #Diagnosis #Algorithm ... #Causes #Hematology
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
Diagnosis Algorithm ... < 1800/uL, • platelet ... iron studies, PT ... /aPTT Differential ... #hematology #workup
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
Algorithm for Investigation ... Tests - Prolonged PT ... and Prolonged PT ... #Laboratory #Hematology ... #Diagnosis #Workup
Approach to Elevated aPTT / PT - Differential Diagnosis Algorithm

aPTT: Intrinsic / Final
PT: Extrinsic / Final

By
/ PT - Differential ... Diagnosis Algorithm ... / Final PT: Extrinsic ... #PT #INR #Algorithm ... #Hematology #differential
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
for decreased PLT ... for decreased PLT ... selected cases: INR/PT ... , aPTT(liver disease ... #hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
• Prolonged PT ... /PTT • Low plasma ... /INR: ↑ • PTT: ... INR < 2.3 - APTT ... causes #treatment #management
Platelet disorders and Aggregometry
Glanzmann Thrombasthenia
 • Defective aggregation to all agonists except ristocetin
 • Normal platelet,
Platelet disorders ... , PT, PTT (diff ... 1 or Type 3) — differentiate ... #disorders #hematology ... #hemepath #differential
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
Algorithm Suspected ... antiglobulin test, PT ... /aPTT MAHA likely ... hemosiderin • PT ... #Algorithm #hematology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
/NORMAL PTT: • ... /ABNORMAL PTT: ... Perform a PTT mixing ... /ABNORMAL PTT: ... and the PTT suggests
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Algorithm History ... Pneumothorax • Pulmonary ... , LET, lipase, PT ... . aPTT • Serial ... Pain #Diagnosis #Algorithm