Rabbit Epithelium, IgE, Serum
Rabbit Meat, IgE, Serum
Rabbit Serum Proteins, IgE, Serum
Rabbit Urine Proteins, IgE, Serum
Rabies Antibody Endpoint
Radish (Raphanus sativus) IgE
Rape Seed, IgE, Serum
Rape Weed, IgE, Serum
Rapid Hereditary Breast Cancer Treatment Decision Panel, Varies
Rapid Malaria/Babesia Smear, Varies
Rapid Plasma Reagin (RPR) Screen with Reflex to Titer, Serum
Rapid Plasma Reagin (RPR) with Reflex to Treponema pallidum Particle Agglutination, Serum
Rapid Plasma Reagin Screen with Reflex to Titer, Serum
Rapid Plasma Reagin Screen with Reflex, Serum
Rapid Plasma Reagin Titer, Serum
Rapidly Progressive Dementia Evaluation Interpretation, Spinal Fluid
Rapidly Progressive Dementia Evaluation, Spinal Fluid
Rare Subepithelial Autoimmune Blistering Disease Variants, Serum
Raspberry IgG
Raspberry, IgE, Serum
Rat Epithelium, IgE, Serum
Rat Serum Protein, IgE, Serum
Rat Urine Protein, IgE, Serum
Ravulizumab Monitoring Panel, Serum
Ravulizumab, Serum
Reanalysis of Acute Myeloid Leukemia 4- or 11- Gene Panels, Additional Genes
Recessive Congenital Methemoglobinemia, CYB5 and CYB5 Reductase Genetic Analysis, Next-Generation Sequencing, Varies
Recoverin-IgG Antibody, Immunoblot, Serum
Red Blood Cell (RBC) Enzyme Evaluation, Blood
Red Blood Cell (RBC) Enzyme Interpretation
Red Blood Cell Enzyme Disorders Gene Panel, Next-Generation Sequencing, Varies
Red Blood Cell Membrane Disorders Gene Panel, Next-Generation Sequencing, Varies
Red Blood Cell Membrane Evaluation, Blood
Red Snapper (Lutjanus spp) IgE
Red Sorrel, IgE, Serum
Red Top, IgE, Serum
Reducing Substance, Feces
Relative B-Cell Subset Analysis Percentage, Blood
Renal Cell Carcinoma, 6p21.1 (TFEB) Rearrangement, FISH, Tissue
Renal Function Panel, Serum
Renal Pathology Consultation, Wet Tissue
Renin Activity, Plasma
Reptilase Time, Plasma
Respiratory Panel, PCR, Nasopharyngeal
Respiratory Panel, PCR, Varies
Respiratory Profile, Region 1, North Atlantic (CT, MA, ME, NJ, NH, NY, PA, RI, VT), Serum
Respiratory Profile, Region 10, Southwestern Grasslands (OK, TX), Serum
Respiratory Profile, Region 11, Rocky Mountain (AZ [Mt]; CO; ID [Mt]; NM, UT [Mt]; WY), Serum
Respiratory Profile, Region 12, Arid Southwest (Southern AZ Desert, Southern CA Desert), Serum
Respiratory Profile, Region 13, Southern Coastal California, Serum
Respiratory Profile, Region 14, Central California, Serum
Respiratory Profile, Region 15, Intermountain West (Southern ID, NV), Serum
Respiratory Profile, Region 16, Inland Northwest (OR, Central and Eastern WA), Serum
Respiratory Profile, Region 17, Pacific Northwest (Northwestern CA, Western OR, WA), Serum
Respiratory Profile, Region 18, Alaska, Serum
Respiratory Profile, Region 19, Puerto Rico, Serum
Respiratory Profile, Region 2, Mid-Atlantic (DC, DE, MD, NC, VA), Serum
Respiratory Profile, Region 3, South Atlantic (GA, N.FA, SC), Serum
Respiratory Profile, Region 4, Sub-tropic Florida (Florida S. of Orlando), Serum
Respiratory Profile, Region 5, Ohio Valley (IN, KY, OH, TN, WV), Serum
Respiratory Profile, Region 6, South Central (AL, AR, LA, MS), Serum
Respiratory Profile, Region 7, Northern Midwest (MI, MN, WI), Serum
Respiratory Profile, Region 8, Central Midwest (IA, IL, MO), Serum
Respiratory Profile, Region 9, Great Plains (KS, ND, NE, SD), Serum
Respiratory Syncytial Virus (RSV) In Situ Hybridization, Technical Component Only
Respiratory Syncytial Virus (RSV) RNA, Qualitative Real-Time PCR
Reticulocyte Profile, Blood
Reticulocytes, Blood
Retinoblastoma Protein (Rb) Immunostain, Tech Only
Retinol Binding Protein
Retinol-Binding Protein, 24 Hour, Urine
Retinol-Binding Protein, Random, Urine
Rheumatoid Arthritis Panel, Serum
Rheumatoid Factor Panel, Serum
Rheumatoid Factor, Serum
Rhizopus nigricans, IgE, Serum
Rhodotorula IgE
Rhubarb (Rheum rhaponticum) IgE
Riboflavin (Vitamin B2), Plasma
Ribosome P Antibodies, IgG, Serum
Rice IgG
Rice, IgE, Serum
Rifampin Level (PKRIF)
Risankizumab Quantitation with Antibodies, Serum
Risankizumab, Serum
Risk Score, if Postmenopausal, Serum
Risk Score, if Premenopausal, Serum
Risperidone (Risperdal) and 9-Hydroxyrisperidone
Rivaroxaban, Anti-Xa, Plasma
RNA Polymerase III Antibodies, IgG, Serum
RNP Antibodies, IgG, Serum
Ro52 and Ro60 Antibodies, IgG, Serum
Ro52 Antibody, IgG, Serum
Ro60 Antibody, IgG, Serum
ROMA Score (Ovarian Malignancy Risk Algorithm), Serum
Ropivacaine, Serum/Plasma
Rotavirus Antigen, Feces
Rough Marsh Elder, IgE, Serum
Rough Pigweed, IgE, Serum
Rubella Antibodies, IgG, Serum
Rubeola (Measles) Antibodies, IgG and IgM, Spinal Fluid
Rufinamide, Serum
RUNX1-RUNX1T1 Translocation (8;21), Minimal Residual Disease Monitoring, Quantitative, Varies
Russian Thistle, IgE, Serum
Rye Food IgG
Rye Grass, IgE, Serum
Rye, IgE, Serum