11 results
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
Prothrombin Time (PT ... Prothrombin Time (PT ... thematttsai #PT ... Thromboplastin #laboratory ... #hematology #diagnosis
Iron Panel Interpretation

Iron deficiency - ↓ Iron, ↑-nl Transferrin / TIBC, ↓ Transferrin Saturation,  ↓
Interpretation Iron deficiency ... Ferritin Iron deficiency ... Interpretation #deficiency ... #diagnosis #differential ... #hematology #laboratory
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... for a Prolonged PT ... and aPTT If the PT ... Causes #diagnosis #differential ... #hematology #coagulation
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
clotting factor deficiency ... PT and/or aPTT) ... Study #diagnosis #hematology ... pathophysiology #hematology ... #laboratory
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 ... Causes #diagnosis #differential ... #hematology #coagulation
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
of Hemostasis - Differential ... == NORMAL PT ... level NORMAL PT ... Bruising #Hemostasis #Differential ... #Diagnosis #Hematology
Commonly Observed Laboratory Findings in Hepatic / Liver Failure
 - Elevated conjugated and unconjugated bilirubin -
Commonly Observed Laboratory ... - Prolonged PT ... thrombopoietin deficiency ... LiverFailure #Hepatic #Hepatology ... #Laboratory #Diagnosis
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... fungi Initial Laboratory ... • RPR • Laboratory ... loss #alopecia #Differential ... #Diagnosis #dermatology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
• Prolonged PT ... venipuncture sites Laboratory ... Fibrinogen: ↓ • PT ... thrombopoietin deficiency ... treatment #management #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory ... be performed PT ... WBC count and differential ... Diagnosis #Workup #Hematology