11 results
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Syncope Diagnostic ... - Cost per test ... Brain MRI, Cardiac stress ... EricsMedicalLectures/ #Syncope #diagnosis ... #workup #testing
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
Liver Chemistry Tests - AST, ALT, Alkaline Phosphatase and Bilirubin Metabolism
AST and ALT:
 • AST: liver
cytoplasmic (CAST ... #Laboratory #Metabolism ... #ASTALT #AlkPhos ... #Bilirubin #Hepatology ... Pathophysiology #Diagnosis
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
- Differential Diagnosis ... disease • Pull test ... fungi Initial Laboratory ... Tests: • TSH ... #Differential #Diagnosis
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... more time for the laboratory ... (to support a diagnosis ... Rheumatoid #Arthritis #laboratory ... #workup #diagnosis
Syncope Cost-Effectiveness Workup
Cost-effective tests for most patients: 
 • Orthostatic BP
 • ECG
 • Telemetry (if
Workup Cost-effective ... tests for most ... tests, in absence ... EEG • Cardiac stress ... EricsMedicalLectures/ #Syncope #diagnosis
Normal Thromboelastogram - Specific parameters represent the 3 phases of the cell-based model of haemostasis: initiation,
of latency from start ... of test to initial ... lysis time (s) #Diagnosis ... #Hematology #Coagulation ... Interpretation #Laboratory
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory ... activity is the diagnostic ... value is low, tests ... indirect antiglobulin tests ... #Workup #Hematology
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
PET-CT Imaging (→ Diagnostic ... relapse No specific laboratory ... tests: • IgG4 ... management #phenotypes #workup ... #treatment #rheumatology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
- Differential Diagnosis ... Ascariasis, Choledochal cyst ... extrahepatic source - Tests ... be abnormal AST ... #differential #diagnosis