Special Stain, Steiner

ST2, Soluble

Special Stain, Thioflavin S

Stachybotrys chartarum/atra Panel II

Streptococcus pyogenes, Group A Antibody (Streptozyme) with Reflex to Titer

Systemic Sclerosis Panel

Streptolysin O Antibody (ASO)

Striated Muscle Antibodies, IgG with Reflex to Titer

Strongyloides Antibody, IgG by ELISA, Serum

Strychnine, Serum or Plasma

Substance P, EIA

Succinylacetone, Quantitative, Urine

Sulfate, Urine

Sulfate-3-Glucuronyl Paragloboside (SGPG) Antibody, IgM

Sulfhemoglobin Quantitative, Whole Blood

Sulfonamides (Sulfas)

Sulfonylurea Hypoglycemia Panel, Quantitative, Urine

Streptococcus pneumoniae Antibodies, IgG (9 Serotypes)

Supersaturation Profile, Urine

Streptococcus pneumoniae Antigen, CSF