13 results
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
PT (INR), Prolonged ... PTT, Normal 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 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 ... #Workup #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
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
== NORMAL PT ... level NORMAL PT ... If the PT remains ... DIC ABNORMAL PT ... 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
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
PT and/or aPTT ... Prothrombin Time (PT ... typically prolong PT ... #Abnormal #PT ... #differential #hematology
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Algorithm History ... life-threatening causes ... Pneumothorax • Pulmonary ... , LET, lipase, PT ... Pain #Diagnosis #Algorithm
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
Is visual loss caused ... acute ischemic disorder ... : halo sign PET ... GiantCellArteritis #GCA #Rheumatology ... Ophthalmology #Diagnosis #Algorithm