📌 Common Laboratory Tests – CBC – Detects anemia, infection & blood disorders ESR / CRP – Indicators of inflammation (CRP = acute) LFT – Assesses liver enzymes & liver function RFT – Evaluates kidney function (urea, creatinine) PSA – Screening marker for prostate cancer TSH – Assesses thyroid function (hypo/hyperthyroidism) ABG – Measures blood pH, O₂ & CO₂ (acid–base status) HbA1c – Average blood glucose over last 3 months PCT (Procalcitonin) – Marker of severe bacterial infection & sepsis Blo