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Rh typing (blood typing, cross matching, ABO blood typing)
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radiation therapy (radiation treatment)
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radiation treatment (radiation therapy)
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radical neck dissection (radiation therapy)
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radical perineal prostatectomy (radical prostatectomy, radical retropubic prostatectomy)
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radical prostatectomy (radical retropubic prostatectomy, radical perineal prostatectomy)
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radical retropubic prostatectomy (radical prostatectomy, radical perineal prostatectomy)
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radioactive iodine uptake scan (thyroid scan, nuclear thyroid scan)
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radiographic exam of the joint (joint x-ray)
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radioisotope liver scan (liver-spleen scan, liver scan, spleen scan, liver scintigraphy, radionuclide liver scan, hepatic scintigraphy)
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radionuclide liver scan (liver-spleen scan, liver scan, spleen scan, liver scintigraphy, radioisotope liver scan, hepatic scintigraphy)
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rapid eye movement study (sleep study, sleep study, polysomnogram)
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reattachment of amputated fingers or toes (replantation of digits, reimplantation of digits)
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regional anesthesia (regional block, field block, nerve block, conduction anesthesia)
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regional block (regional anesthesia, field block, nerve block, conduction anesthesia)
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reimplantation of digits (replantation of digits, reattachment of amputated fingers or toes)
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relaxation techniques (biofeedback, progressive relaxation)
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removal of airway obstruction (Heimlich maneuver, removal of choking object)
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removal of choking object (Heimlich maneuver, removal of airway obstruction)
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removal of lung tissue (lung resection, lobectomy, pneumonectomy, wedge resection)
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removal of the adenoid glands (adenoid removal, adenoidectomy)
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renal transplant (kidney transplant, transplantation of the kidney)
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replantation of digits (reattachment of amputated fingers or toes, reimplantation of digits)
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rhytidectomy (facelift, plastic surgery of the face, rhytidoplasty)
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rhytidoplasty (facelift, plastic surgery of the face, rhytidectomy)
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right heart catheterization (Swan-Ganz catheterization, catheterization, right heart)
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rotator cuff repair (Swan-Ganz catheterization, catheterization, right heart)
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routine eye examination (eye exam, standard ophthalmic exam)
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routine sputum culture ()
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routine urine test (urinalysis, urine appearance and color)

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