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Sodium (Urine)
This test measures the amount of sodium, or salt, in your urine. This test can help your doctor find out whether you have too much salt in your diet.
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Sputum Culture
This test finds out what's causing your lung infection. Sputum, or phlegm, is the mucus that settles in the lower airways of your lungs when you have an infection or a chronic illness.
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Stool Culture
This test looks for bacteria, viruses, and other organisms in your stool. This test can help find out what's causing a digestive tract infection.
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White Blood Cell (Stool)
This test looks for white blood cells in your stool. This can help your doctor figure out what's causing inflammatory diarrhea.
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Strep Antistreptolysin O Titer (Blood)
This test looks for antibodies that your body made when fighting off group A Streptococcus bacteria. These bacteria cause strep throat.
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Free and Bound Triiodothyronine (Blood)
This test measures the level of triiodothyronine (T3) in your blood. T3 is a type of hormone made by your thyroid gland.
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Free and Bound T4
This test measures the level of the hormone thyroxine (T4) in your blood. This test can show whether your thyroid gland is overactive (hyperthyroidism) or underactive (hypothyroidism).
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T and B Lymphocyte and Natural Killer Cell Profile
This test finds and counts 3 types of white blood cells in your blood. White blood cells help your body fight off infections and illness.
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Tartrate-Resistant Acid Phosphatase
This test looks for a substance that can appear in your blood if you have hairy cell leukemia.
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