12 results
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
clotting factor deficiency ... Patient has a factor deficiency ... Mixing #Study #diagnosis ... #hematology #pathophysiology ... #hematology #laboratory
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
• Vitamin K deficiency ... • Factor VII deficiency ... • Underfilled test ... Thromboplastin #laboratory ... #hematology #diagnosis
Diagnosing Vitamin B12 and/or Folate Deficiency

It turns out that simply measuring serum levels of B12 or
Diagnosing Vitamin ... inadequate to diagnosis ... the first line tests ... #Diagnosis #Nutrition ... #Hematology #ComparisonTable
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
Etiologies of Folate Deficiency
 • Decreased dietary intake - uncommon in this era
 • Increased requirements
Alcoholics have an inability ... mobilize folate stores ... depleted tissue stores ... #differential #diagnosis ... #hematology #nutrition
Iron Deficiency Anemia (IDA)
Tests:
 • MCV/RBC - RBC ↓ in proportion to the ↓ in hemoglobin
Iron Deficiency ... Anemia (IDA) Tests ... total body iron stores ... #ferritin #Fe #diagnosis ... #hematology
Liver Chemistry Tests - AST, ALT, Alkaline Phosphatase and Bilirubin Metabolism
AST and ALT:
 • AST: liver
cytoplasmic (CAST ... Liver #Chemistry #Tests ... #Laboratory #Metabolism ... AlkPhos #Bilirubin #Hepatology ... Pathophysiology #Diagnosis
Clinical diagnosis of Alcoholic Hepatitis (AH)
 • Onset of jaundice within prior 8 weeks
 • Ongoing
Clinical diagnosis ... I antitrypsin deficiency ... Presence of atypical laboratory ... tests (e.g., AST ... #diagnosis #Alcoholic
Commonly Observed Laboratory Findings in Hepatic / Liver Failure
 - Elevated conjugated and unconjugated bilirubin -
Commonly Observed Laboratory ... liver glycogen stores ... thrombopoietin deficiency ... LiverFailure #Hepatic #Hepatology ... #Laboratory #Diagnosis
Clinical Diagnosis of Autoimmune Hepatitis
 - Onset of jaundice within prior 8 weeks
 - Ongoing consumption
Clinical Diagnosis ... 1 antitrypsin deficiency ... Presence of atypical laboratory ... tests (e.g., AST ... Autoimmune #Hepatitis #Diagnosis