| R208 | Other disturbances of skin sensation |
| R209 | Unspecified disturbances of skin sensation |
| R21 | Rash and other nonspecific skin eruption |
| R22 | Localized swelling, mass and lump of skin and subcutaneous tissue |
| R220 | Localized swelling, mass and lump, head |
| R221 | Localized swelling, mass and lump, neck |
| R222 | Localized swelling, mass and lump, trunk |
| R223 | Localized swelling, mass and lump, upper limb |
| R2230 | Localized swelling, mass and lump, unspecified upper limb |
| R2231 | Localized swelling, mass and lump, right upper limb |
| R2232 | Localized swelling, mass and lump, left upper limb |
| R2233 | Localized swelling, mass and lump, upper limb, bilateral |
| R224 | Localized swelling, mass and lump, lower limb |
| R2240 | Localized swelling, mass and lump, unspecified lower limb |
| R2241 | Localized swelling, mass and lump, right lower limb |
| R2242 | Localized swelling, mass and lump, left lower limb |
| R2243 | Localized swelling, mass and lump, lower limb, bilateral |
| R229 | Localized swelling, mass and lump, unspecified |
| R23 | Other skin changes |
| R230 | Cyanosis |
| R231 | Pallor |
| R232 | Flushing |
| R233 | Spontaneous ecchymoses |
| R234 | Changes in skin texture |
| R238 | Other skin changes |
| R239 | Unspecified skin changes |
| R25 | Abnormal involuntary movements |
| R250 | Abnormal head movements |
| R251 | Tremor, unspecified |
| R252 | Cramp and spasm |
| R253 | Fasciculation |
| R258 | Other abnormal involuntary movements |
| R259 | Unspecified abnormal involuntary movements |
| R26 | Abnormalities of gait and mobility |
| R260 | Ataxic gait |
| R261 | Paralytic gait |
| R262 | Difficulty in walking, not elsewhere classified |
| R268 | Other abnormalities of gait and mobility |
| R2681 | Unsteadiness on feet |
| R2689 | Other abnormalities of gait and mobility |
| R269 | Unspecified abnormalities of gait and mobility |
| R27 | Other lack of coordination |
| R270 | Ataxia, unspecified |
| R278 | Other lack of coordination |
| R279 | Unspecified lack of coordination |
| R29 | Other symptoms and signs involving the nervous and musculoskeletal systems |
| R290 | Tetany |
| R291 | Meningismus |
| R292 | Abnormal reflex |
| R293 | Abnormal posture |