2021 ICD-10-CM Diseases and Injuries - Index "R"

The ICD-10-CM Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10-CM code(s). To find the ICD-10-CM code for a specific condition browse this alphabetical index of clinical terms and conditions. Keep in mind that a condition may not appear under the exact same phrasing so make sure to use synonyms. Once you have identified the condition the ICD-10-CM code(s) should be listed next to that condition.

Term Title ICD-10-CM Code Term Notes
Rabbit feverTularemia
RabiesA82.9
RachischisisSee: Spina bifida;
RachiticCondition
Rachitis, rachitism (acute) (tarda)See Also: Rickets;
Radial nerveCondition
Radiation
Radiculitis (pressure) (vertebrogenic)Radiculopathy
RadiculomyelitisSee Also: Encephalitis;
RadiculopathyM54.10
Radiodermal burns (acute, chronic, or occupational)See: Burn;
RadiodermatitisL58.9
Radiotherapy sessionZ51.0
RAEB (refractory anemia with excess blasts)D46.2
Rage, meaning rabiesRabies
Ragpicker's diseaseA22.1
Ragsorter's diseaseA22.1
RaillietiniasisB71.8
Railroad neurosisF48.8
Railway spineF48.8
RaisedSee Also: Elevated;
Rake teeth, toothM26.39
RalesR09.89
Ramifying renal pelvisQ63.8
Ramsay-Hunt disease or syndromeB02.21See Also: Hunt's disease;
RanulaK11.6
Rape
Rapid
Rarefaction, boneSee: Disorder, bone, density and structure, specified NEC;
Rash (toxic)R21
Rasmussen aneurysmSee: Tuberculosis, pulmonary;
Rasmussen encephalitisG04.81
Rat-bite feverA25.9
Rathke's pouch tumorD44.3
Raymond (-Céstan) syndromeI65.8
Raynaud's disease, phenomenon or syndrome (secondary)I73.00
RDS (newborn) (type I)P22.0
ReactionSee Also: Disorder;
Reactive airway diseaseSee: Asthma;
Reactive depressionSee: Reaction, depressive;
Rearrangement
Recalcitrant patientNoncompliance
Recanalization, thrombusSee: Thrombosis;
Recession, receding
Recklinghausen diseaseQ85.01
Reclus' disease (cystic)See: Mastopathy, cystic;
Recrudescent typhus (fever)A75.1
Recruitment, auditoryH93.21
RectalgiaK62.89
RectitisK62.89
Rectocele
Rectosigmoid junctionCondition
RectosigmoiditisK63.89
RectourethralCondition
RectovaginalCondition
RectovesicalCondition
Rectum, rectalCondition
RecurrentCondition
Red bugsB88.0
Red tideT65.82See Also: Table of Drugs and Chemicals;
Red-cedar lung or pneumonitisJ67.8
Reduced
Redundant, redundancy
ReduplicationSee: Duplication;
ReflexR29.2
RefluxK21.9
Reforming, artificial openingsSee: Attention to, artificial, opening;
Refractive errorSee: Disorder, refraction;
Refsum's disease or syndromeG60.1
Refusal of
RegionalCondition
RegurgitationR11.10
Reichmann's disease or syndromeK31.89
Reifenstein syndromeE34.52
Reinsertion
Reiter's disease, syndrome, or urethritisM02.30
Rejection
Relapsing feverA68.9
Relationship
Relaxation
Release from prison, anxiety concerningZ65.2
Remains
Remittent fever (malarial)B54
Remnant
Removal (from) (of)
Ren
RenalCondition
Rendu-Osler-Weber disease or syndromeI78.0
ReninomaD41.0
Renon-Delille syndromeE23.3
Reovirus, as cause of disease classified elsewhereB97.5
Repeated falls NECR29.6
Replaced chromosome by dicentric ringQ93.2
Replacement by artificial or mechanical device or prosthesis of
Request for expert evidenceZ04.89
Reserve, decreased or low
ResidualCondition
Resistance, resistant (to)
Resorption
Respiration
RespiratoryCondition
Respite careZ75.5
Response (drug)
Restenosis
Restless legs (syndrome)G25.81
RestlessnessR45.1
Restoration (of)
Restorative material (dental)
Restriction of housing spaceZ59.1
Rests, ovarian, in fallopian tubeQ50.6
Restzustand (schizophrenic)F20.5
RetainedRetention
Retardation
RetchingVomiting
RetentionRetained
Reticular erythematous mucinosisL98.5
Reticulation, dustSee: Pneumoconiosis;
ReticulocytosisR70.1
Reticuloendotheliosis
Reticulohistiocytoma (giant-cell)D76.3
Reticuloid, actinicL57.1
Reticulosis (skin)
Retina, retinalCondition
RetinitisSee Also: Inflammation, chorioretinal;
RetinoblastomaC69.2
RetinochoroiditisSee Also: Inflammation, chorioretinal;
Retinopathy (background)H35.00
RetinoschisisH33.10
RetortamoniasisA07.8
Retractile testisQ55.22
Retraction
RetrobulbarCondition
RetrocecalCondition
RetrocessionSee: Retroversion;
RetrodisplacementSee: Retroversion;
Retroflection, retroflexionSee: Retroversion;
Retrognathia, retrognathism (mandibular) (maxillary)M26.19
Retrograde menstruationN92.5
RetroperinealCondition
RetroperitonealCondition
RetroperitonitisK68.9
RetropharyngealCondition
RetroplacentalCondition
RetropositionSee: Retroversion;
Retroprosthetic membraneT85.398
Retrosternal thyroid (congenital)Q89.2
Retroversion, retroverted
Retrovirus, as cause of disease classified elsewhereB97.30
Retrusion, premaxilla (developmental)M26.09
Rett's disease or syndromeF84.2
Reverse peristalsisR19.2
Reye's syndromeG93.7
Rh (factor)
Rhabdomyolysis (idiopathic) NECM62.82
RhabdomyomaSee Also: Neoplasm, connective tissue, benign;
Rhabdomyosarcoma (any type)See: Neoplasm, connective tissue, malignant;
RhabdosarcomaSee: Rhabdomyosarcoma;
Rhesus (factor) incompatibilitySee: Rh, incompatibility;
Rheumatic (acute) (subacute)
Rheumatism (articular) (neuralgic) (nonarticular)M79.0
RheumatoidCondition
Rhinitis (atrophic) (catarrhal) (chronic) (croupous) (fibrinous) (granulomatous) (hyperplastic) (hypertrophic) (membranous) (obstructive) (purulent) (suppurative) (ulcerative)J31.0
Rhinoantritis (chronic)See: Sinusitis, maxillary;
RhinodacryolithSee: Dacryolith;
Rhinolith (nasal sinus)J34.89
RhinomegalyJ34.89
Rhinopharyngitis (acute) (subacute)See Also: Nasopharyngitis;
RhinophymaL71.1
RhinorrheaJ34.89
RhinosalpingitisSee: Salpingitis, eustachian;
RhinoscleromaA48.8
RhinosporidiosisB48.1
Rhinovirus infection NECB34.8
Rhizomelic chondrodysplasia punctataE71.540
Rhythm
Rhytidosis facialisL98.8
RibCondition
Riboflavin deficiencyE53.0
Rice bodiesSee Also: Loose, body, joint;
Richter syndromeSee: Leukemia, chronic lymphocytic, B-cell type;
Richter's herniaSee: Hernia, abdomen, with obstruction;
RicinismSee: Poisoning, food, noxious, plant;
Rickets (active) (acute) (adolescent) (chest wall) (congenital) (current) (infantile) (intestinal)E55.0
Rickettsial diseaseA79.9
Rickettsialpox (Rickettsia akari)A79.1
RickettsiosisA79.9
Rider's boneSee: Ossification, muscle, specified NEC;
Ridge, alveolusCondition
Ridged ear, congenitalQ17.3
Riedel's
Rieger's anomaly or syndromeQ13.81
Riehl's melanosisL81.4
Rietti-Greppi-Micheli anemiaD56.9
Rieux's herniaSee: Hernia, abdomen, specified site NEC;
Riga (-Fede) diseaseK14.0
Riggs' diseaseSee: Periodontitis;
Right aortic archQ25.47
Right middle lobe syndromeJ98.11
Rigid, rigidityCondition
RigorsR68.89
Riley-Day syndromeG90.1
RIND (reversible ischemic neurologic deficit)I63.9
Ring (s)
Ringed hair (congenital)Q84.1
RingwormB35.9
Rise, venous pressureI87.8
Rising, PSA following treatment for malignant neoplasm of prostateR97.21
Risk
Ritter's diseaseL00
Rivalry, siblingZ62.891
Rivalta's diseaseA42.2
River blindnessB73.01
Robert's pelvisQ74.2
Robin (-Pierre) syndromeQ87.0
Robinow-Silvermann-Smith syndromeQ87.19
Robinson's (hidrotic) ectodermal dysplasia or syndromeQ82.4
Robles' diseaseB73.01
Rocky Mountain (spotted) feverA77.0
RoethelnSee: Rubella;
Roger's diseaseQ21.0
Rokitansky-Aschoff sinuses (gallbladder)K82.8
Rolando's fracture (displaced)S62.22
Romano-Ward (prolonged QT interval) syndromeI45.81
Romberg's disease or syndromeG51.8
Roof, mouthCondition
RosaceaL71.9
Rosary, rachiticE55.0
Rose
Rosenbach's erysipeloidA26.0
Rosenthal's disease or syndromeD68.1
RoseolaB09
Ross River disease or feverB33.1
Rossbach's diseaseK31.89
Rostan's asthma (cardiac)See: Failure, ventricular, left;
Rotation
Rotes Quérol disease or syndromeSee: Hyperostosis, ankylosing;
Roth (-Bernhardt) disease or syndromeSee: Meralgia paraesthetica;
Rothmund (-Thomson) syndromeQ82.8
Rotor's disease or syndromeE80.6
Round
Roussy-Lévy syndromeG60.0
Rubella (German measles)B06.9
Rubeola (meaning measles)See: Measles;
Rubeosis, irisSee: Disorder, iris, vascular;
Rubinstein-Taybi syndromeQ87.2
Rudimentary (congenital)Agenesis
Ruled out conditionSee: Observation, suspected;
RuminationR11.10
Runeberg's diseaseD51.0
Runny noseR09.89
Rupia (syphilitic)A51.39
Rupture, ruptured
Russell-Silver syndromeQ87.19
Russian spring-summer type encephalitisA84.0
Rust's disease (tuberculous cervical spondylitis)A18.01
Ruvalcaba-Myhre-Smith syndromeE71.440
Rytand-Lipsitch syndromeI44.2