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Standard Operating Procedures

Laboratory SOPs

Standard operating procedures for laboratory professionals, from specimen collection to instrument quality control.

93 results

Showing 24 of 93 results

Hematology 1.0

Manual WBC Differential Count Procedure

SOP for the manual 100-cell leukocyte differential for abnormal cells, left shift, blasts, and NRBC correction.

Reviewed Aug 2026 Open
Hematology 1.0

Manual Platelet Count Procedure

SOP for manual platelet counting using a hemocytometer for thrombocytopenia verification and flagged automated counts.

Reviewed Aug 2026 Open
Clinical Chemistry 1.0

C-Reactive Protein (CRP) Testing

SOP for serum CRP measurement - standard and high-sensitivity - for inflammation monitoring and cardiovascular risk stratification.

Reviewed Aug 2026 Open
Urinalysis and Body Fluids 1.0

CSF and Body Fluid Analysis

SOP for cerebrospinal fluid and serous body fluid cell counts, differential, glucose, and protein in meningitis and effusion evaluation.

Reviewed Aug 2026 Open
Clinical Chemistry 1.0

Serum Magnesium Testing

SOP for serum magnesium measurement in the evaluation of electrolyte disorders and refractory hypokalemia or hypocalcemia.

Reviewed Aug 2026 Open
Clinical Chemistry 1.0

Cardiac Markers Testing (hs-Troponin, CK, CK-MB)

SOP for high-sensitivity troponin, total CK, and CK-MB in the evaluation of acute coronary syndrome and myocardial injury.

Reviewed Aug 2026 Open
Clinical Chemistry 1.0

Amylase and Lipase Testing

SOP for serum amylase and lipase in the evaluation of acute pancreatitis and other pancreatic and salivary disorders.

Reviewed Aug 2026 Open
Clinical Chemistry 1.0

Serum Iron Studies (Iron, TIBC, Ferritin)

SOP for serum iron, TIBC, ferritin, and transferrin saturation for anemia workup and iron overload assessment.

Reviewed Aug 2026 Open
Clinical Chemistry 1.0

Serum Uric Acid

SOP for the spectrophotometric measurement of serum uric acid to support the diagnosis and monitoring of gout, renal impairment, and urate-related disease.

Reviewed Aug 2026 Open
Clinical Chemistry 1.0

Thyroid Function Tests (TSH, Free T4, Free T3)

SOP for measuring thyroid stimulating hormone (TSH), free thyroxine (FT4), and free triiodothyronine (FT3) for the evaluation of thyroid dysfunction.

Reviewed Aug 2026 Open
Hematology 1.0

Manual Complete Blood Count (CBC) Procedure

Standard Operating Procedure (SOP) for performing a manual Complete Blood Count (CBC), including WBC, RBC, Platelet, Hemoglobin, PCV, and differential counts using a hemocytometer and microscopy.

Reviewed Aug 2026 Open
Hematology 1.0

Erythrocyte Sedimentation Rate (Westergren Method)

SOP for measuring the rate at which red blood cells settle in a vertical tube over one hour, indicating non-specific inflammation.

Reviewed Aug 2026 Open
Coagulation 1.0

D-Dimer Testing Procedure

Standard Operating Procedure (SOP) for quantitative and semi-quantitative D-dimer testing using immunoassay methods for the evaluation of thrombotic disorders.

Reviewed Aug 2026 Open
Urinalysis and Body Fluids 1.0

Urine Microscopy (Sediment Examination)

SOP for the microscopic examination of centrifuged urine sediment to identify formed elements like cells, casts, crystals, and microorganisms.

Reviewed Aug 2026 Open
Clinical Chemistry / Endocrinology 1.0

Glycated Hemoglobin (HbA1c) Testing

SOP for measuring HbA1c to monitor long-term glycemic control in diabetes.

Reviewed Aug 2026 Open
Clinical Chemistry 1.0

Serum Creatinine Testing

SOP for quantitative measurement of creatinine to assess glomerular filtration rate (GFR).

Reviewed Aug 2026 Open
Clinical Chemistry 1.0

Blood Urea / BUN Testing

SOP for quantitative measurement of urea or blood urea nitrogen (BUN) to assess renal function.

Reviewed Aug 2026 Open
Clinical Chemistry 1.0

Blood Glucose Testing (Fasting/Random)

SOP for quantitative measurement of glucose in serum or plasma.

Reviewed Aug 2026 Open
Coagulation 1.0

Activated Partial Thromboplastin Time (APTT)

SOP for evaluating the intrinsic and common coagulation pathways and monitoring unfractionated heparin therapy.

Reviewed Aug 2026 Open
Coagulation 1.0

Prothrombin Time (PT) and INR

SOP for evaluating the extrinsic and common coagulation pathways and monitoring oral anticoagulant therapy.

Reviewed Aug 2026 Open
Hematology 1.0

Packed Cell Volume (Microhematocrit)

SOP for determining the percentage of whole blood volume occupied by red blood cells using centrifugation.

Reviewed Aug 2026 Open
Hematology 1.0

Manual Reticulocyte Count Procedure

Standard Operating Procedure (SOP) for performing a manual reticulocyte count using supravital staining and light microscopy to assess bone marrow erythropoietic activity.

Reviewed Aug 2026 Open
Blood Bank / Transfusion Medicine 1.0

Transfusion Reaction Investigation

SOP for the immediate laboratory investigation of suspected adverse transfusion reactions.

Reviewed Aug 2026 Open
Blood Bank / Transfusion Medicine 1.0

Blood Component Storage and Handling

SOP for proper temperature control, storage, and handling of blood components.

Reviewed Aug 2026 Open