16 results
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
Abnormal Coagulation Tests ... Abnormal #APTT #Laboratory ... #Hematology #Diagnosis ... #Workup
Thyroid Function Tests (TFTs) and Interpretation

 • TSH, Free T4, Free T3
 • T3 Uptake
 •
Thyroid Function Tests ... Thyroid #Function #Tests ... Interpretation #endocrinology ... #diagnosis #laboratory ... #patterns #differential
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
Study • Clotting tests ... • Clotting tests ... Mixing #Study #diagnosis ... #hematology #pathophysiology ... #hematology #laboratory
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic ... Anemia #Algorithm #Differential ... #Causes #Workup ... #Hematology #Diagnosis ... GrepMed Recommended Text
Major neurocognitive disorders (MNCD): Diagnosis and workup 

1) Clinical diagnosis Cognitive impairment + loss of autonomy
2)
and workup ... 1) Clinical diagnosis ... deficiency, ... laboratory ... tests + imaging ... MNCD #Dementia #Differential
Liver Chemistry Tests - AST, ALT, Alkaline Phosphatase and Bilirubin Metabolism
AST and ALT:
 • AST: liver
Liver Chemistry Tests ... #Laboratory #Metabolism ... AlkPhos #Bilirubin #Hepatology ... #Pathophysiology ... #Diagnosis #LFTs
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Diagnosis Framework ... Hypophostphatemia Laboratory ... Tests: - Haptoglobin ... #Diagnosis #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... K), H. pylori test ... thyroid function test ... #Workup #hematology
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
ACTH stimulation test ... Insufficiency #Evaluation #laboratory ... #diagnosis #testing ... #endocrinology ... #workup
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory ... value is low, tests ... indirect antiglobulin tests ... WBC count and differential ... #Workup #Hematology