17 results
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
INR), Prolonged PTT ... • Prolonged PT ... #Diagnosis #Algorithm ... #Causes #Hematology ... #coagulation #disorders
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
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Differential Diagnosis Algorithm ... Sequestration Disordered ... Disease Vascular System ... Connective Tissue Disorders ... #Causes #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 ... selected cases: INR/PT ... #hematology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
inhibitor of a coagulation ... == NORMAL PT ... /NORMAL PTT: • ... intravascular coagulation ... Differential #Diagnosis #Hematology
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
Differential Diagnosis Algorithm ... /uL Initial Workup ... iron studies, PT ... Differential #Diagnosis #Algorithm ... #hematology #workup
ISTH Scoring System for Disseminated Intravascular Coagulation (DIC)
Platelet count:
 • Expected: Low (or normal)
 • Elevation
ISTH Scoring System ... Intravascular Coagulation ... platelet aggregation PT ... using INR use PT ... Scoring #diagnosis #hematology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal PT ... Prothrombin Time (PT ... typically prolong PT ... #Abnormal #PT ... #differential #hematology
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 ... #Abnormal #PT ... #differential #hematology ... #coagulation
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
acute ischemic disorder ... : halo sign PET ... GiantCellArteritis #GCA #Rheumatology ... Ophthalmology #Diagnosis #Algorithm