nature_code nature_text 0000 All natures and conditions 0 T 00001 00XX Traumatic injuries and disorders, unspecified 2 T 00003 010X Traumatic injuries to bones, nerves, spinal cord, unspecified 3 T 00005 011X Dislocations 3 T 00006 012X Fractures 3 T 00007 013X Traumatic injuries to spinal cord 3 T 00008 014X Traumatic injuries to nerves, except the spinal cord 3 T 00009 018X Multiple traumatic injuries to bones, nerves, spinal cord 3 T 00010 019X Traumatic injuries to bones, nerves, spinal cord, n.e.c. 3 T 00011 01XX Traumatic injuries to bones, nerves, spinal cord 2 T 00004 020X Traumatic injuries to muscles, tendons, ligaments, joints, etc., unspecified 3 T 00013 021X Sprains, strains, tears 3 T 00014 029X Injuries to muscles, tendons, ligaments, joints, etc., n.e.c. 3 T 00015 02XX Traumatic injuries to muscles, tendons, ligaments, joints, etc. 2 T 00012 030X Open wounds, unspecified 3 T 00017 0311 Amputations, fingertip 4 T 00019 0319 Amputations, except fingertip 4 T 00020 031X Amputations 3 T 00018 032X Animal or insect bites 3 T 00021 033X Avulsions 3 T 00022 034X Cuts, lacerations 3 T 00023 035X Enucleations 3 T 00024 036X Gunshot wounds 3 T 00025 037X Punctures, except bites 3 T 00026 038X Multiple open wounds 3 T 00027 039X Open wounds, n.e.c. 3 T 00028 03XX Open wounds 2 T 00016 040X Surface wounds and bruises, unspecified 3 T 00030 041X Abrasions, scratches 3 T 00031 042X Blisters 3 T 00032 043X Bruises, contusions 3 T 00033 044X Foreign bodies (superficial splinters, chips) 3 T 00034 045X Friction burns 3 T 00035 048X Multiple surface wounds and bruises 3 T 00036 049X Surface wounds and bruises, n.e.c. 3 T 00037 04XX Surface wounds and bruises 2 T 00029 050X Burns, unspecified 3 T 00039 051X Chemical burns 3 T 00040 052X Electrical burns 3 T 00041 053X Heat burns, scalds 3 T 00042 058X Multiple burns 3 T 00043 059X Burns, n.e.c. 3 T 00044 05XX Burns 2 T 00038 060X Intracranial injuries, unspecified 3 T 00046 061X Cerebral hemorrhages 3 T 00047 062X Concussions 3 T 00048 068X Multiple intracranial injuries 3 T 00049 069X Intracranial injuries, n.e.c. 3 T 00050 06XX Intracranial injuries 2 T 00045 070X Effects of environmental conditions, unspecified 3 T 00052 0710 Effects of reduced temperature, unspecified 4 T 00054 0711 Frostbite 4 T 00055 0712 Hypothermia 4 T 00056 0719 Effects of reduced temperature, n.e.c. 4 T 00057 071X Effects of reduced temperature 3 T 00053 0720 Effects of heat and light, unspecified 4 T 00059 0721 Heat stroke 4 T 00060 0722 Heat syncope 4 T 00061 0723 Heat fatigue 4 T 00062 0724 Heat edema 4 T 00063 0728 Multiple effects of heat and light 4 T 00064 0729 Effects of heat and light, n.e.c. 4 T 00065 072X Effects of heat and light 3 T 00058 0730 Effects of air pressure, unspecified 4 T 00067 0731 Aero-otitis media 4 T 00068 0732 Aerosinusitis 4 T 00069 0733 Caisson disease, bends, divers' palsy 4 T 00070 0738 Multiple effects of air pressure 4 T 00071 0739 Effects of air pressure, n.e.c. 4 T 00072 073X Effects of air pressure 3 T 00066 078X Multiple effects of environmental conditions 3 T 00073 079X Effects of environmental conditions, n.e.c. 3 T 00074 07XX Effects of environmental conditions 2 T 00051 080X Multiple traumatic injuries and disorders, unspecified 3 T 00076 081X Cuts, abrasions, bruises 3 T 00077 082X Sprains and bruises 3 T 00078 083X Fractures and burns 3 T 00079 084X Fractures and other injuries 3 T 00080 085X Burns and other injuries 3 T 00081 086X Intracranial injuries and injuries to internal organs 3 T 00082 089X Other combinations of traumatic injuries and disorders, n.e.c. 3 T 00083 08XX Multiple traumatic injuries and disorders 2 T 00075 090X Other traumatic injuries and disorders, unspecified 3 T 00085 091X Asphyxiations/strangulations, suffocations 3 T 00086 093X Electrocutions, electric shocks 3 T 00087 094X Internal injuries to organs and blood vessels of the trunk 3 T 00088 0950 Other poisonings and toxic effects, unspecified 4 T 00090 0951 Animal or insect bites, venomous 4 T 00091 0959 Other poisonings and toxic effects, n.e.c. 4 T 00092 095X Other poisonings and toxic effects 3 T 00089 0960 Traumatic complications, unspecified 4 T 00094 0961 Traumatic shock 4 T 00095 0962 Embolism, air or fat 4 T 0096 0968 Multiple traumatic complications 4 T 0097 0969 Traumatic complications, n.e.c. 4 T 0098 096X Traumatic complications 3 T 00093 0971 Crushing injuries 4 T 00100 0972 Back pain, hurt back 4 T 00101 0973 Soreness, pain, hurt, except the back 4 T 00102 0978 Multiple nonspecified injuries and disorders 4 T 00103 0979 Nonspecified injuries and disorders, n.e.c. 4 T 00104 097X Nonspecified injuries and disorders 3 T 0099 099X Other traumatic injuries and disorders, n.e.c. 3 T 00105 09XX Other traumatic injuries and disorders 2 T 00084 0XXX Traumatic injuries and disorders 1 T 00002 10XX Systemic diseases and disorders, unspecified 2 T 00107 110X Diseases of the blood and blood forming organs, unspecified 3 T 00109 115X Purpura and other hemorrhagic conditions 3 T 00110 119X Diseases of blood and blood forming organs, n.e.c. 3 T 00111 11XX Diseases of the blood and blood forming organs 2 T 00108 120X Nervous system and sense organs diseases, unspecified 3 T 00113 1210 Inflammatory diseases of the central nervous system, unspecified 4 T 00115 1212 Meningitis 4 T 00116 1219 Inflammatory diseases of the central nervous system, n.e.c. 4 T 00117 121X Inflammatory diseases of the central nervous system 3 T 00114 1220 Degenerative diseases of the central nervous system, unspecified 4 T 00119 1229 Degenerative diseases of the central nervous system, n.e.c. 4 T 00120 122X Degenerative diseases of the central nervous system 3 T 00118 1230 Other disorders of the central nervous system, unspecified 4 T 00122 1232 Migraine 4 T 00123 1239 Other disorders of the central nervous system, n.e.c. 4 T 00124 123X Other disorders of the central nervous system 3 T 00121 1240 Disorders of the peripheral nervous system, unspecified 4 T 00126 1241 Carpal tunnel syndrome 4 T 00127 1242 Inflammatory and toxic neuropathy, toxic polyneuropathy 4 T 00128 1249 Other disorders of the peripheral nervous system, n.e.c. 4 T 00129 124X Disorders of the peripheral nervous system 3 T 00125 1250 Disorders of the eye, adnexa, vision, unspecified 4 T 00131 1251 Solar retinopathy 4 T 00132 1252 Conjunctivitis--non-viral 4 T 00133 1253 Inflammation except conjunctivitis (including ophthalmia, iritis, chalazion) 4 T 00134 1254 Cataract 4 T 00135 1255 Blindness, low vision 4 T 00136 1256 Welder's flash 4 T 00137 1257 Glaucoma 4 T 00138 1258 Visual disturbances 4 T 00139 1259 Disorders of the eye, adnexa, vision, n.e.c. 4 T 00140 125X Disorders of the eye, adnexa, vision 3 T 00130 1260 Disorders of the ear, mastoid process, hearing, unspecified 4 T 00142 1261 Deafness, hearing loss or impairment 4 T 00143 1262 Tinnitis 4 T 00144 1263 Otalgia 4 T 00145 1265 Otitis media (except aero-) 4 T 00146 1269 Disorders of ear, mastoid process, and hearing, n.e.c. 4 T 00147 126X Disorders of the ear, mastoid process, hearing 3 T 00141 129X Nervous system and sense organs diseases, n.e.c. 3 T 00148 12XX Nervous system and sense organs diseases 2 T 00112 130X Circulatory system diseases, unspecified 3 T 00150 131X Rheumatic fever with heart involvement 3 T 00151 132X Hypertensive disease 3 T 00152 1330 Ischemic heart disease, unspecified 4 T 00154 1331 Myocardial infarction (heart attack) 4 T 00155 1332 Angina 4 T 00156 1339 Ischemic heart disease, n.e.c. 4 T 00157 133X Ischemic heart disease, including heart attack 3 T 00153 1340 Diseases of pulmonary circulation, unspecified 4 T 00159 134X Diseases of pulmonary circulation 3 T 00158 1350 Other forms of heart disease, unspecified 4 T 00161 1352 Heart failure 4 T 00162 1353 Ill-defined descriptions and complications of heart disease 4 T 00163 1359 Other forms of heart disease, n.e.c. 4 T 00164 135X Other forms of heart disease 3 T 00160 1360 Cerebrovascular disease, unspecified 4 T 00166 1361 Stroke 4 T 00167 1369 Cerebrovascular disease, n.e.c. 4 T 00168 136X Cerebrovascular disease 3 T 00165 1371 Raynaud's syndrome or phenomenon 4 T 00170 1372 Aneurysm--nontraumatic 4 T 00171 1379 Diseases of arteries, arterioles, capillaries, n.e.c. 4 T 00172 137X Diseases of arteries, arterioles, capillaries 3 T 00169 1380 Diseases of the veins, lymphatics, unspecified 4 T 00174 1381 Varicose veins 4 T 00175 1382 Hemorrhoids 4 T 00176 1383 Phlebitis 4 T 00177 1389 Diseases of the veins, lymphatics, n.e.c. 4 T 00178 138X Diseases of the veins, lymphatics 3 T 00173 139X Circulatory system diseases, n.e.c. 3 T 00179 13XX Circulatory system diseases 2 T 00149 140X Respiratory system diseases, unspecified 3 T 00181 141X Acute respiratory infections (including common cold) 3 T 00182 1420 Other diseases of upper respiratory tract, unspecified 4 T 00184 1421 Allergic rhinitis 4 T 00185 1422 Chronic conditions of upper respiratory tract (including chronic sinusitis, pharyngitis) 4 T 00186 1429 Other diseases of upper respiratory tract, n.e.c. 4 T 00187 142X Other diseases of upper respiratory tract 3 T 00183 1430 Pneumonia, influenza, unspecified 4 T 00189 1431 Pneumonia 4 T 00190 1432 Influenza 4 T 00191 1433 Legionnaires' disease 4 T 00192 1439 Pneumonia, influenza, n.e.c. 4 T 00193 143X Pneumonia, influenza 3 T 00188 1440 Chronic obstructive pulmonary disease and allied conditions, unspecified 4 T 00195 1441 Bronchitis 4 T 00196 1442 Emphysema 4 T 00197 1443 Extrinsic asthma 4 T 00198 1444 Extrinsic allergic alveolitis and pneumonitis (including farmers' lung, bagassosis) 4 T 00199 1449 Chronic obstructive pulmonary diseases and allied conditions, n.e.c. 4 T 00200 144X Chronic obstructive pulmonary disease and allied conditions 3 T 00194 1450 Pneumoconioses, unspecified 4 T 00202 1451 Coal workers' pneumoconiosis (including anthracosis, black lung, miner's asthma) 4 T 00203 1452 Asbestosis 4 T 00204 1453 Silicosis 4 T 00205 1456 Berylliosis 4 T 00206 1458 Pneumoconiosis with tuberculosis 4 T 00207 1459 Pneumoconioses, n.e.c. 4 T 00208 145X Pneumoconioses 3 T 00201 1460 Pneumonopathy, unspecified 4 T 00210 1461 Byssinosis, Mill fever 4 T 00211 1462 Metal fume fever 4 T 00212 1469 Pneumonopathy, n.e.c. 4 T 00213 146X Pneumonopathy 3 T 00209 1490 Other respiratory diseases, unspecified 4 T 00215 1492 Pneumonitis, n.e.c. 4 T 00216 1493 Pulmonary edema 4 T 00217 1495 Atelectasis, collapsed lung 4 T 00218 1499 Other respiratory system diseases, n.e.c. 4 T 00219 149X Other respiratory system diseases 3 T 00214 14XX Respiratory system diseases 2 T 00180 150X Digestive system diseases and disorders, unspecified 3 T 00221 152X Diseases of esophagus, stomach, duodenum 3 T 00222 1530 Hernia, unspecified 4 T 00224 1531 Inguinal hernia 4 T 00225 1532 Hiatal hernia 4 T 00226 1533 Ventral hernia 4 T 00227 1539 Hernia, n.e.c. 4 T 00228 153X Hernia 3 T 00223 154X Noninfectious enteritis and colitis (including ileitis) 3 T 00229 155X Other diseases of intestines or peritoneum 3 T 00230 156X Toxic hepatitis--noninfective 3 T 00231 159X Digestive system diseases and disorders, n.e.c. 3 T 00232 15XX Digestive system diseases and disorders 2 T 00220 1610 Nephritis, nephrotic syndrome, and nephrosis, unspecified 4 T 00235 1611 Nephritis 4 T 00236 1612 Nephrotic syndrome 4 T 00237 1613 Nephrosis 4 T 00238 161X Nephritis, nephrotic syndrome, and nephrosis 3 T 00234 1621 Cystitis 4 T 00240 1623 Renal failure 4 T 00241 1629 Other diseases of urinary system, n.e.c. 4 T 00242 162X Other diseases of urinary system 3 T 00239 1630 Diseases and disorders of the genital tract, unspecified 4 T 00244 1632 Spontaneous abortion, miscarriage 4 T 00245 1639 Diseases and disorders of the genital tract, n.e.c. 4 T 00246 163X Diseases and disorders of the genital tract 3 T 00243 164X Disorders of breast 3 T 00247 169X Genitourinary system diseases and disorders, n.e.c. 3 T 00248 16XX Genitourinary system diseases and disorders 2 T 00233 170X Musculoskeletal system and connective tissue diseases and disorders, unspecified 3 T 00250 171X Arthropathies and related disorders (arthritis) 3 T 00251 1720 Dorsopathies, unspecified 4 T 00253 1721 Sciatica 4 T 00254 1722 Lumbago 4 T 00255 1723 Disc disorders, except dislocation 4 T 00256 1729 Dorsopathies, n.e.c. 4 T 00257 172X Dorsopathies 3 T 00252 1730 Rheumatism, except the back, unspecified 4 T 00259 1731 Bursitis 4 T 00260 1732 Synovitis 4 T 00261 1733 Tendonitis 4 T 00262 1734 Tenosynovitis 4 T 00263 1735 Ganglion/cystic tumor 4 T 00264 1736 Myositis 4 T 00265 1739 Rheumatism, except the back, n.e.c. 4 T 00266 173X Rheumatism, except the back 3 T 00258 1740 Osteopathies, chondropathies, acquired deformities, unspecified 4 T 00268 1741 Curvature of spine 4 T 00269 1749 Osteopathies, chondropathies, acquired deformities, n.e.c. 4 T 00270 174X Osteopathies, chondropathies, acquired deformities 3 T 00267 179X Musculoskeletal system and connective tissue diseases and disorders, n.e.c. 3 T 00271 17XX Musculoskeletal system and connective tissue diseases and disorders 2 T 00249 180X Disorders of the skin and subcutaneous tissue, unspecified 3 T 00273 1810 Infections of the skin and subcutaneous tissue, unspecified 4 T 00275 1811 Carbuncle and furuncle 4 T 00276 1812 Cellulitis and abscess 4 T 00277 1813 Acute lymphadenitis (acute abscess of lymph gland or node) 4 T 00278 1814 Impetigo 4 T 00279 1815 Pilonidal cyst 4 T 00280 1819 Infections of the skin and subcutaneous tissue, n.e.c. 4 T 00281 181X Infections of the skin and subcutaneous tissue 3 T 00274 1820 Dermatitis, unspecified 4 T 00283 1821 Atopic dermatitis and related conditions 4 T 00284 1822 Contact dermatitis and other eczema 4 T 00285 1823 Allergic dermatitis 4 T 00286 1824 Irritant dermatitis 4 T 00287 1825 Other contact dermatitis 4 T 00288 1826 Dermatitis due to substances taken internally 4 T 00289 1829 Dermatitis, n.e.c. 4 T 00290 182X Dermatitis 3 T 00282 1830 Other inflammatory conditions of the skin, unspecified 4 T 00292 1831 Erythematosquamous dermatosis (including dandruff, parakeratosis, pityriasis) 4 T 00293 1832 Bullous dermatoses 4 T 00294 1833 Rosacea 4 T 00295 1835 Psoriasis and similar disorders 4 T 00296 1839 Other inflammatory conditions, n.e.c. 4 T 00297 183X Other inflammatory conditions of the skin 3 T 00291 1842 Sebaceous cyst 4 T 00299 1849 Diseases of sebaceous glands, n.e.c. 4 T 00300 184X Diseases of sebaceous glands 3 T 00298 1890 Other diseases and disorders of the skin and subcutaneous tissue, unspecified 4 T 00302 1891 Corns and callosities (including callus, clavus) 4 T 00303 1892 Other hypertrophic and atrophic conditions (including acquired keratoderma) 4 T 00304 1893 Diseases of the nail (including ingrowing nail) 4 T 00305 1894 Diseases of hair and hair follicles (including folliculitis) 4 T 00306 1895 Disorders of sweat glands (including prickly heat) 4 T 00307 1897 Chronic skin ulcers 4 T 00308 1898 Urticaria, hives 4 T 00309 1899 Other diseases and disorders of the skin and subcutaneous tissue, n.e.c. 4 T 00310 189X Other diseases and disorders of the skin and subcutaneous tissue 3 T 00301 18XX Disorders of the skin and subcutaneous tissue 2 T 00272 190X Other systemic diseases and disorders, unspecified 3 T 00312 1911 Diseases and disorders of thyroid gland 4 T 00314 1912 Diseases and disorders of other endocrine glands 4 T 00315 1919 Endocrine, nutritional, metabolic, and immunity disorders, n.e.c. 4 T 00316 191X Endocrine, nutritional, metabolic, and immunity disorders 3 T 00313 199X Systemic diseases and disorders, n.e.c. 3 T 00317 19XX Other systemic diseases and disorders 2 T 00311 1XXX Systemic diseases and disorders 1 T 00106 20XX Infectious and parasitic diseases, unspecified 2 T 00319 210X Bacterial diseases, unspecified 3 T 00321 2110 Tuberculoses, unspecified 4 T 00323 2111 Primary tuberculous infection 4 T 00324 2112 Pulmonary tuberculosis 4 T 00325 211X Tuberculoses 3 T 00322 212X Zoonotic bacterial diseases 3 T 00326 2149 Other spirochetal diseases, n.e.c. 4 T 00328 214X Other spirochetal diseases 3 T 00327 2190 Other bacterial diseases, unspecified 4 T 00330 2192 Diphtheria, whooping cough 4 T 00331 2193 Streptococcal sore throat and scarlatina 4 T 00332 2196 Tetanus 4 T 00333 2197 Septicemia 4 T 00334 2199 Other bacterial diseases, n.e.c 4 T 00335 219X Other bacterial diseases 3 T 00329 21XX Bacterial diseases 2 T 00320 220X Viral diseases, unspecified 3 T 00337 2212 AIDS-like syndrome, AIDS-related complex (ARC) 4 T 00338 2223 Meningitis due to enterovirus 4 T 00340 222X Non-arthropod-borne viral diseases of the central nervous system 3 T 00339 2230 Viral diseases accompanied by exanthem (eruptive fever), unspecified 4 T 00342 2233 Chickenpox 4 T 00343 2234 Herpes zoster 4 T 00344 2235 Herpes simplex 4 T 00345 2236 Measles 4 T 00346 2237 Rubella/German measles 4 T 00347 2239 Viral diseases accompanied by exanthem (eruptive fever), n.e.c. 4 T 00348 223X Viral diseases accompanied by exanthem (eruptive fever) 3 T 00341 2242 Dengue 4 T 00350 2249 Arthropod-borne viral diseases, n.e.c. 4 T 00351 224X Arthropod-borne viral diseases 3 T 00349 2250 Viral Hepatitis, unspecified 4 T 00353 2251 Type A viral hepatitis (infectious hepatitis) 4 T 00354 2252 Type B viral hepatitis (serum hepatitis) 4 T 00355 2259 Non Type A or Type B viral hepatitis 4 T 00356 225X Viral Hepatitis 3 T 00352 2260 Viral diseases of the conjunctiva, unspecified 4 T 00358 2262 Viral conjunctivitis (ophthalmia) 4 T 00359 2269 Viral diseases of the conjunctiva, n.e.c. 4 T 00360 226X Viral diseases of the conjunctiva 3 T 00357 2293 Ornithosis (including parrot fever, psittacosis) 4 T 00362 2296 Cat scratch disease 4 T 00363 2299 Other diseases due to viruses and Chlamydiae, n.e.c. 4 T 00364 229X Other diseases due to viruses and Chlamydiae 3 T 00361 22XX Viral diseases 2 T 00336 2313 Tick typhus 4 T 00367 231X Rickettsioses diseases 3 T 00366 233X Malaria 3 T 00368 237X Lyme disease 3 T 00369 239X Other arthropod-borne diseases, n.e.c. 3 T 00370 23XX Other arthropod-borne diseases 2 T 00365 240X Mycoses, unspecified 3 T 00372 241X Dermatophytosis (including athlete's foot, tinea) 3 T 00373 242X Dermatomycosis 3 T 00374 244X Coccidioidomycosis 3 T 00375 245X Histoplasmosis 3 T 00376 249X Mycoses, n.e.c. 3 T 00377 24XX Mycoses 2 T 00371 255X Trichinosis 3 T 00379 258X Unspecified intestinal parasitism 3 T 00380 25XX Helminthiases 2 T 00378 260X Infectious diseases peculiar to the intestines, unspecified 3 T 00382 263X Other salmonella infections 3 T 00383 264X Shigellosis 3 T 00384 265X Other bacterial food poisoning (including botulism and staphylococcal food poisoning) 3 T 00385 268X Dysentery 3 T 00386 269X Infectious diseases peculiar to the intestines, n.e.c. 3 T 00387 26XX Infectious diseases peculiar to the intestines 2 T 00381 290X Other infectious and parasitic diseases, unspecified 3 T 00389 293X Pediculosis and phthirus infestation (lice) 3 T 00390 294X Acariasis (including scabies, chiggers, mites) 3 T 00391 295X Other infestations (including maggots, leeches, jigger disease) 3 T 00392 299X Other infectious and parasitic diseases, n.e.c. 3 T 00393 29XX Other infectious and parasitic diseases 2 T 00388 2XXX Infectious and parasitic diseases 1 T 00318 310X Malignant neoplasms and tumors (cancers, carcinomas, and sarcomas), unspecified 3 T 00396 319X Malignant neoplasms and tumors of other sites 3 T 00397 31XX Malignant neoplasms and tumors (cancers, carcinomas, sarcomas) 2 T 00395 320X Benign neoplasms and tumors, unspecified 3 T 00399 3210 Benign neoplasms of bone, connective tissue, and skin, unspecified 4 T 00401 3211 Benign neoplasms of bone and articular cartilage 4 T 00402 3214 Other benign neoplasms of connective and other soft tissue 4 T 00403 321X Benign neoplasms of bone, connective tissue, and skin 3 T 00400 3291 Hemangioma and lymphangioma--any site 4 T 00405 329X Benign neoplasms and tumors of other sites 3 T 00404 32XX Benign neoplasms and tumors 2 T 00398 330X Neoplasms and tumors of unknown properties, unspecified 3 T 00407 339X Neoplasms and tumors of other sites of unknown properties, n.e.c. 3 T 00408 33XX Neoplasms and tumors of unknown properties 2 T 00406 3XXX Neoplasms, tumors and cancers 1 T 00394 40XX Symptoms, signs, and ill-defined conditions, unspecified 2 T 00410 410X Symptoms, unspecified 3 T 00412 4110 General symptoms, unspecified 4 T 00414 4111 Loss of consciousness--not heat related 4 T 00415 4112 Convulsions, seizures 4 T 00416 4113 Malaise and fatigue 4 T 00417 4114 Dizziness 4 T 00418 4115 Non-specified allergic reaction 4 T 00419 4118 Multiple general symptoms 4 T 00420 4119 General symptoms, n.e.c. 4 T 00421 411X General symptoms 3 T 00413 4120 Symptoms involving nervous and musculoskeletal systems, unspecified 4 T 00423 4121 Spasms or tremors, n.e.c. 4 T 00424 4122 Earache 4 T 00425 4123 Eye strain 4 T 00426 4128 Multiple symptoms involving nervous and musculoskeletal systems 4 T 00427 4129 Symptoms involving nervous and musculoskeletal systems, n.e.c. 4 T 00428 412X Symptoms involving nervous and musculoskeletal systems 3 T 00422 4130 Symptoms involving skin and other integumentary tissue, unspecified 4 T 00430 4131 Edema (including dropsy) 4 T 00431 4133 Pallor and flushing 4 T 00432 4138 Multiple symptoms involving skin and other integumentary tissue 4 T 00433 4139 Symptoms involving skin and other integumentary tissue, n.e.c. 4 T 00434 413X Symptoms involving skin and other integumentary tissue 3 T 00429 4140 Symptoms involving head and neck, unspecified 4 T 00436 4141 Headache, except migraine 4 T 00437 4142 Loss of voice, voice disturbances 4 T 00438 4148 Multiple symptoms involving head and neck 4 T 00439 4149 Symptoms involving head and neck, n.e.c. 4 T 00440 414X Symptoms involving head and neck 3 T 00435 4150 Symptoms involving cardiovascular system, unspecified 4 T 00442 4151 Unspecified tachycardia (rapid heart beat) 4 T 00443 4152 Gangrene 4 T 00444 4153 Enlargement of lymph nodes 4 T 00445 4159 Symptoms involving cardiovascular system, n.e.c. 4 T 00446 415X Symptoms involving cardiovascular system 3 T 00441 4160 Symptoms involving respiratory system and chest, unspecified 4 T 00448 4161 Hyperventilation 4 T 00449 4162 Hemoptysis (cough with hemorrhage) 4 T 00450 4163 Abnormal sputum 4 T 00451 4164 Chest pain 4 T 00452 4168 Multiple symptoms involving respiratory system and chest 4 T 00453 4169 Symptoms involving respiratory system and chest, n.e.c. 4 T 00454 416X Symptoms involving respiratory system and chest 3 T 00447 4170 Symptoms involving digestive and urinary system, unspecified 4 T 00456 4171 Nausea and vomiting 4 T 00457 4173 Frequency of urination and polyuria 4 T 00458 4175 Abdominal pain, unspecified 4 T 00459 4178 Multiple symptoms involving digestive or urinary system 4 T 00460 4179 Symptoms involving digestive and urinary system, n.e.c. 4 T 00461 417X Symptoms involving digestive and urinary system 3 T 00455 418X Multiple symptoms 3 T 00462 419X Other symptoms, n.e.c. 3 T 00463 41XX Symptoms 2 T 00411 420X Abnormal findings, unspecified 3 T 00465 4210 Abnormal findings from examination of blood, unspecified 4 T 00467 4211 Abnormal blood level of lead 4 T 00468 4212 Abnormal blood level of substances, except. lead 4 T 00469 421X Abnormal findings from examination of blood 3 T 00466 426X Abnormal findings from histological and immunological studies 3 T 00470 429X Other abnormal findings 3 T 00471 42XX Abnormal findings 2 T 00464 480X Multiple symptoms, signs, and ill-defined conditions, unspecified 3 T 00473 481X Multiple chemical sensitivity 3 T 00474 489X Multiple symptoms, signs, and ill-defined conditions, n.e.c. 3 T 00475 48XX Multiple symptoms, signs, and ill-defined conditions 2 T 00472 49XX Symptoms, signs, and ill-defined conditions, n.e.c. 2 T 00476 4XXX Symptoms, signs, and ill-defined conditions 1 T 00409 51XX Damage to prosthetic devices 2 T 00478 520X Mental disorder or syndrome, unspecified 3 T 00480 5210 Anxiety, stress, neurotic disorders, unspecified 4 T 00482 5211 Post-traumatic anxiety--acute 4 T 00483 5212 Post-traumatic anxiety--chronic 4 T 00484 5213 Panic disorder 4 T 00485 5214 Neurotic reaction to stress 4 T 00486 5218 Multiple anxiety, stress, neurotic disorders 4 T 00487 5219 Neurotic disorders, n.e.c. 4 T 00488 521X Anxiety, stress, neurotic disorders 3 T 00481 5220 Organic mental disorders--neurotic or psychotic, unspecified 4 T 00490 5221 Substance-induced mental disorder 4 T 00491 522X Organic mental disorders--neurotic or psychotic 3 T 00489 529X Mental disorders or syndromes, n.e.c. 3 T 00492 52XX Mental disorders or syndromes 2 T 00479 59XX Other diseases, conditions, and disorders, n.e.c. 2 T 00493 5XXX Other diseases, conditions, and disorders 1 T 00477 8XXX Multiple disease, conditions, and disorders 1 T 00494 9999 Nonclassifiable 4 T 00498 999X Nonclassifiable 3 T 00497 99XX Nonclassifiable 2 T 00496 9XXX Nonclassifiable 1 T 00495