Complete Blood Count (CBC): A blood test measuring red blood cells, hemoglobin, hematocrit, white blood cells, and platelets to evaluate overall health and detect disorders like anemia, infection, or bleeding issues.
Blood Glucose: The amount of sugar in the blood; normal fasting range is 70–99 mg/dL. Elevated levels indicate hyperglycemia, often associated with diabetes mellitus.
Electrolytes (Sodium, Potassium, Chloride, Bicarbonate): Minerals vital for nerve function, fluid balance, and acid-base regulation. Imbalances can cause serious cardiac and neurological issues.
Coagulation Tests (PT, INR, aPTT): Assess blood clotting ability. PT/INR monitor warfarin therapy; aPTT monitors heparin therapy. Abnormalities may indicate bleeding risk or clotting disorders.
Liver Function Tests (ALT, AST, ALP, Bilirubin): Measure liver enzymes and bilirubin to detect liver inflammation, damage, or cholestasis.
Thyroid Function Tests (TSH, Free T4, T3): Evaluate thyroid gland activity. Abnormal levels indicate hypo- or hyperthyroidism.
1. What are Liver Function Tests (LFTs) primarily used for?
2. What does a Complete Blood Count (CBC) primarily evaluate in a patient?
3. Which enzyme is specifically measured in Liver Function Tests (LFTs) to indicate liver inflammation or damage?
Liver Function Tests — purpose?
Assess liver health and detect damage.
CBC — components?
RBC, hemoglobin, hematocrit, WBC, platelets.
ALT — role?
Indicates liver cell injury.
Blood Glucose — normal range?
70–99 mg/dL fasting.
AST — significance?
Elevated in liver and muscle damage.
Electrolytes — functions?
Nerve function, fluid balance, pH regulation.
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