19 results
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
PT (INR), Normal ... PTT, Normal PT ... , Normal PT (INR ... #Diagnosis #Algorithm ... #Causes #Hematology
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
of Abnormal Coagulation ... Tests - Prolonged PT ... and Prolonged PT ... APTT #Laboratory #Hematology ... #Diagnosis #Workup
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
PT/NORMAL PTT: ... PT/ABNORMAL PTT ... PT/NORMAL PTT: ... ABNORMAL PTT: Prolongation ... Differential #Diagnosis #Hematology
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: ... treatment #management #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... for decreased PLT ... for decreased PLT ... : INR/PT, aPTT(liver ... #hematology
ISTH Scoring System for Disseminated Intravascular Coagulation (DIC)
Platelet count:
 • Expected: Low (or normal)
 • Elevation
Intravascular Coagulation (DIC ... platelet aggregation PT ... monitor using INR ... use PT D-dimer ... Scoring #diagnosis #hematology
Von Willebrand Disease - Most common inherited bleeding disorder 
Clinical 
 • Easy bruising 
 •
inherited bleeding disorder ... thrombocytopenia in ... type 2B) • Normal ... PT/INRNormal ... Disease #Diagnosis #Hematology
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
acute ischemic disorder ... : halo sign PET ... efficacy of GCs Abnormal ... GiantCellArteritis #GCA #Rheumatology ... Ophthalmology #Diagnosis #Algorithm
Platelet disorders and Aggregometry
Glanzmann Thrombasthenia
 • Defective aggregation to all agonists except ristocetin
 • Normal platelet,
Platelet disorders ... platelet, PT, PTT ... could also be seen in ... #Platelet #disorders ... #hematology #hemepath
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
for a Prolonged PT ... and aPTT If the PT ... amyloidosis #Abnormal ... #PT #aPTT #Prolonged ... #differential #hematology