Test Code Test Name
15384 Rheumatoid Factor Screen with Reflex to Titer, Synovial Fluid
2309 Red Top Grass (g9) IgE
30528 Red Kidney Bean (Rf287) IgE** [3052X]
4674 Recombx® Amphiphysin Autoantibody Test
90121 Ri Antibody Screen with Reflex to Titer and Western Blot, CSF
901708 Rheumatoid Factor by Turbidimetry, Synovial Fluid (RDL)
91155 ROMA™ (Risk of Ovarian Malignancy Algorithm)
93796 RET Sequencing and Deletion/Duplication
COVIDC4PLEX Order Mnemonic COVIDC4PLEX
MONOSEBV MONOSPOT W REFLEX EBV PANEL
R RHO Immune Globulin
RABIES Rabies Vaccine Response End-Point Titer [5789X]
RADPNL Rheumatoid Arthritis Diagnostic Panel
RAPAM Sirolimus, LC/MS/MS
RARABEPI Rabbit Epithelia (e82) IgE [2654X]
RARAPR2 Respiratory Allergy Profile Region II 
RARASP Raspberry (Rf343) IgE** [26281Z]
RARATEPI Rat Epithelia (e73) IgE [2659X]
RAREDC Red Cedar (t57) IgE**
RARICE Rice (f9) IgE [2809X]
RARP Rough Pigweed (w14) IgE [2414X]
RARYE Rye (f5) IgE [2805X]
RASMUT RAS Mutation Analysis, Cell-based
RC RESPIRATORY CULTURE W GRAM STN
RENALP RENAL FUNCTION PANEL
Reptilase Clotting Time Reptilase Clotting Time
RESPCR Respiratory Viral Panel by PCR
RETIC RETIC COUNT
RF RHEUMATOID FACTOR
RFAB Rheumatoid Factor (IgA, IgG, IgM)
Rhizopus nigricans (m11) IgE Rhizopus nigricans (m11) IgE
RIAB Ri Antibody Screen with Reflex to Titer and Western Blot
RITUXAN SENSITIVITY-MISC Rituxan Sensitivity (CD20)
RMSFGM Rickettsia Antibody Panel with Reflex to Titers
RNP RNP Antibody
ROTASCRN ROTAVIRUS AG SCREEN
RSVAB Respiratory Syncytial Virus Antibody, Serum
RSVPCRQ Respiratory Syncytial Virus (RSV) RNA, Qualitative Real-Time PCR
RUBEG Measles Antibody (IgG), Immune Status
RUBG Rubella IgG Antibody
RUBG RUBELLA IgG ANTIBODY
SREDSUBQ Reducing Substances, Feces [5022X]