16 results
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
INR), Prolonged PTT ... INR), Prolonged PTT ... (INR), Normal PTT ... • Prolonged PTT ... #coagulation #disorders
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

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

== Quantitative or Qualitative defect in
== NORMAL PT ... /NORMAL PTT: • ... /ABNORMAL PTT: ... Perform a PTT mixing ... /ABNORMAL PTT:
Von Willebrand Disease - Most common inherited bleeding disorder 
Clinical 
 • Easy bruising 
 •
inherited bleeding disorder ... 2B) • Normal PT ... INR • Normal aPTT
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
• Prolonged PT ... /PTT • Low plasma ... Fibrinogen: ↓ • PT ... /INR: ↑ • PTT: ... INR < 2.3 - APTT
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
EKG • Bedside ultrasound ... , LET, lipase, PT ... . aPTT • Serial
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Thrombocytopenia and Platelet Disorders ... selected cases: INR/PT ... , aPTT(liver disease ... primary hematologic disorder ... Thrombocytopenia #Platelet #Disorders
Hemophilia - Diagnosis and Management
Diagnosis:
 • Consistent bleeding history (unless screening for disease in family members
Diagnosis and Management ... established disease) • aPTT ... mixing study (aPTT ... mild cases) • PT ... Chronic Management
Platelet disorders and Aggregometry
Glanzmann Thrombasthenia
 • Defective aggregation to all agonists except ristocetin
 • Normal platelet,
Platelet disorders ... Normal platelet, PT ... , PTT (diff from ... #Platelet #disorders
Ketosis Disorders
Ketone bodies are a normal metabolic energy source. Excessive unregulated production of ketones, often accompanied
Ketosis Disorders ... IVF or PO): The pt ... nickmmark #Ketosis #Disorders ... differential #diagnosis #management ... #endocrinology