SALICYLATE, BLOOD

SALMONELLA, TOTAL ANTIBODY, EIA

SCHISTOSOMIASIS, SERUM

SCHWARTZ-WATSON TEST, URINE

SCLERODERMA ANTIBODY (Scl 70), BLOOD

SELENIUM, SERUM

SELENIUM, URINE

SEROTONIN, 24 HOUR, URINE

SEROTONIN, SERUM

SERUM PROTEIN ELECTROPHORESIS

SEX HORMONE BINDING GLOBULIN (SHBG), SERUM

SIALIC ACID, URINE

SICKLE CELL SCREEN

SICKLING HEMOGLOBIN SCREEN, PEDIATRICS, BLOOD

SINEQUAN

SIROLIMUS

SMITH-LEMLI-OPITZ SCREEN, PLASMA (7-DEHYDROCHOLESTEROL, PLASMA)

SMOOTH MUSCLE ANTIBODIES, BLOOD

SODIUM, 24-HOUR URINE

SODIUM, BLOOD

SODIUM, BODY FLUID

SODIUM, FECES

SODIUM, RANDOM URINE

SODIUM, SPINAL FLUID

SODIUM, TIMED URINE BATTERY

SODIUM, WHOLE BLOOD

SOLUBLE TRANSFERRIN RECEPTOR (sTfR), SERUM

SOMATEMIDEN C

SPECIFIC COMPOUND S

SPHINGOMYLINASE, FIBROBLASTS

SPINAL FLUID IMMUNOLOGY PROFILE

SPINAL MUSCULAR ATROPHY, BLOOD

ST. LOUIS ENCEPHALITIS

STAIN, BACTERIAL VAGINOSIS

STAIN, BV

STAIN, FECAL

STAIN, FUNGAL

STAIN, GRAM

STAIN, MICROSPORIDIUM

STOOL CULTURE

STOOL MICROSCOPY

STR BONE MARROW ENGRATMENT:  DNA ANALYSIS ENRICHED CELLS

STR POST-BONE MARROW ENGRAFTMENT:  DNA ANALYSIS

STR PRE-BONE MARROW ENGRAFTMENT: DNA ANALYSIS - DONOR

STR PRE-BONE MARROW ENGRAFTMENT: DNA ANALYSIS - PATIENT

STREPTOCOCCAL ANTIBODIES PROFILE

STREPTOCOCCAL PNEUMONIAE ANTIBODY 23

STREPTOCOCCAL PNEUMONIAE ANTIBODY 7

STREPTOCOCCUS PNEUMONIAE ANTIGEN

STRIATIONAL (STRIATED MUSCLE) ANTIBODIES, SERUM

SUCCINYLACETONE, RANDOM URINE BATTERY

SUCCINYLACETONE, TIMED URINE BATTERY

SUCCINYLADENOSINE

SULFAMETHOXAZOLE, BLOOD

SULFATE, URINE

SULFISOXAZOLE, SERUM

SULFITE, URINE

SULFONYLUREAS

SWEAT TEST

SYNOVIAL SARCOMA