11 results
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Abnormal PT and/or aPTT ... typically prolong aPTT ... may prolong the aPTT ... Prolonged PT and aPTT ... Causes #diagnosis #differential
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... Prolonged PT and aPTT ... the PT and the aPTT ... , FVII, FIX, FX) ... Causes #diagnosis #differential
Approach to Elevated aPTT / PT - Differential Diagnosis Algorithm

aPTT: Intrinsic / Final
PT: Extrinsic / Final

By
/ PT - Differential ... Diagnosis Algorithm ... aPTT: Intrinsic ... #PT #INR #Algorithm ... #Hematology #differential
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
Microangiopathy (TMA) - Differential ... and Management Algorithm ... antiglobulin test, PT/aPTT ... hemosiderin • PT/aPTT ... Diagnosis #Management #Algorithm
Coagulation Protein Tests (PT and PTT)

#Coagulation #Tests #PTT #algorithm #differential #pathophysiology
Tests (PT and PTT ... Coagulation #Tests #PTT ... #algorithm #differential
Algorithm for managing FVII deficiency.

*Mild bleeding history includes minor epistaxis, menorrhagia, gastrointestinal bleeding, joint and soft
Algorithm for managing ... FVII deficiency ... #FVII #deficiency ... #FactorVII #Factor7 ... #Algorithm #management
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
Pancytopenia - Differential ... Diagnosis Algorithm ... iron studies, PT/aPTT ... Differential ... #Diagnosis #Algorithm
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
INR), Prolonged PTT ... INR), Prolonged PTT ... (INR), Normal PTT ... #PPT #PT #INR #Differential ... #Diagnosis #Algorithm
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
of Hemostasis - Differential ... NORMAL PT/NORMAL PTT ... evaluation of factor VII ... Inherited: • Factor VII ... Bruising #Hemostasis #Differential
Algorithm for the Evaluation of Dysphagia:Oropharyngeal:
- Characterized by difficulty initiating swallowing and accompanied by choking/coughing, nasopharyngeal
Algorithm for the ... cranial nerves (V, VII ... medulla #Diagnosis #Differential ... #Extraluminal #Algorithm ... #Differential #