Hematology
Evaluation of a Diagnostic Algorithm for Macrocytic Anemia
An analysis of a proposed diagnostic scheme for macrocytic anemia: sternal puncture, assessment of vitamin B12, folate, reticulocyte, and platelet levels.
Tag
Diagnostic Algorithms
Lab test interpretation
Diagnosing Pediatric Arterial Hypertension: An Algorithm
An algorithm for the differential diagnosis of secondary arterial hypertension in children, including laboratory and instrumental search criteria.
Lab test interpretation
Algorithm for Differential Diagnosis of Hypomagnesemia
A laboratory algorithm for the differential diagnosis of hypomagnesemia based on the assessment of urinary magnesium excretion, extrarenal, and renal losses.
Hematology
Elevated MCHC in Blood Test: Causes and Algorithm
What to do if MCHC is elevated above 375 g/L in CBC: causes of false elevation, cold agglutination, sample warming, and blood smear evaluation.
Lab test interpretation
Elevated Amylase: Causes and Diagnostic Algorithm
Exploring non-pancreatic hyperamylasemia, the role of salivary gland involvement and macroamylasemia, and a clinical algorithm for patient evaluation.
Hemostasis
Differential Diagnosis of Thrombocytosis in Complete Blood Count
What to do when thrombocytosis exceeds 450,000/µL: common causes of reactive platelet elevation, the role of ferritin and CRP, and indications for genetic tests.
Lab test interpretation
BNP and NT-proBNP in Heart Failure Diagnostics
Reference ranges and cut-off levels for BNP and NT-proBNP in heart failure exclusion and confirmation, and indications for echocardiography.
Hematology
Algorithm for Differential Diagnosis of Anemia in Children
A flowchart for the differential diagnosis of anemia in pediatrics: evaluating reticulocytes, iron metabolism, myelogram, and erythrocyte morphology.
Lab test interpretation
Differential Diagnosis of Proteinuria: An Algorithm
A step-by-step algorithm for the differential diagnosis of proteinuria: toxicological history, orthostatic test, and laboratory investigation of causes.
Lab test interpretation
Laboratory Diagnosis of Hyperthyroidism: An Algorithm
An algorithm for laboratory diagnosis of hyperthyroidism: evaluating TSH, free T4, T3, and anti-thyroid peroxidase antibodies for differential diagnosis.
Lab test interpretation
Hematuria Differential Diagnosis: An Algorithmic Approach
An algorithm for the differential diagnosis of hematuria in pediatrics and nephrology: identifying causes of erythrocyturia, glomerulonephritis, UTIs, and hereditary nephropathies.
Lab test interpretation
Alkaline Phosphatase in Liver Injury: An Assessment Algorithm
Causes of elevated alkaline phosphatase in hepatitis, cholestasis, and liver tumors. Differential diagnosis algorithm based on enzyme elevation levels.