40 results
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
Study • Clotting tests ... can be abnormal ... Plasma → Recheck abnormal ... diagnosis #hematology #pathophysiology ... #hematology #laboratory
Iron Deficiency Anemia vs Anemia of Chronic Disease - Laboratory Testing

SUMMARY:
 - RDW, FEP, serum iron,
Chronic Disease - Laboratory ... Testing SUMMARY ... deficiency if above normal ... non-invasive test ... #Testing #Comparison
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
impractical to test ... diarrhea before testing ... pick specific tests ... to sort out the ... much smaller differential
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... initial response to abnormal ... decision for repeat testing ... mellitus; USS, ultrasound ... Liver #Enzymes #Differential
Commonly Observed Laboratory Findings in Hepatic / Liver Failure
 - Elevated conjugated and unconjugated bilirubin -
Commonly Observed Laboratory ... gluconeogenesis in the fasting ... liver glycogen stores ... Hepatic #Hepatology #Laboratory ... #Diagnosis #Testing
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
thickening & non-wetting ... keratomalacia (focal melting ... Xerophthalmia - abnormal ... conjunctiva) • Bitot's spots ... #Xeropthalmia #pathophysiology
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
hydrogen breath test ... A/P, Consider testing ... Abdominal imaging (CT, ultrasound ... celiac and/or testing ... Workup #diagnosis #differential
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Insufficiency Differential ... , hypoglycemia Testing ... ACTH) stimulation test ... insufficiency • Low or normal ... Insufficiency #Differential
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Hypophostphatemia Laboratory ... Tests: - Haptoglobin ... Blood Smear ↑ abnormal ... #Hemolysis #Differential
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... and Screening Testing ... disease - Renal ultrasound ... Duplex Doppler ultrasound ... #Hypertension #Differential