ICD-10-CM 2023: R50-R59
| รหัส | คำอธิบาย |
| R50 | Fever of other and unknown origin |
| R50.2 | Drug induced fever |
| R50.8 | Other specified fever |
| R50.81 | Fever presenting with conditions classified elsewhere |
| R50.82 | Postprocedural fever |
| R50.83 | Postvaccination fever |
| R50.84 | Febrile nonhemolytic transfusion reaction |
| R50.9 | Fever, unspecified |
| R51 | Headache |
| R51.0 | Headache with orthostatic component, not elsewhere classified |
| R51.9 | Headache, unspecified |
| R52 | Pain, unspecified |
| R53 | Malaise and fatigue |
| R53.0 | Neoplastic (malignant) related fatigue |
| R53.1 | Weakness |
| R53.2 | Functional quadriplegia |
| R53.8 | Other malaise and fatigue |
| R53.81 | Other malaise |
| R53.82 | Chronic fatigue, unspecified |
| R53.83 | Other fatigue |
| R54 | Age-related physical debility |
| R55 | Syncope and collapse |
| R56 | Convulsions, not elsewhere classified |
| R56.0 | Febrile convulsions |
| R56.00 | Simple febrile convulsions |
| R56.01 | Complex febrile convulsions |
| R56.1 | Post traumatic seizures |
| R56.9 | Unspecified convulsions |
| R57 | Shock, not elsewhere classified |
| R57.0 | Cardiogenic shock |
| R57.1 | Hypovolemic shock |
| R57.8 | Other shock |
| R57.9 | Shock, unspecified |
| R58 | Hemorrhage, not elsewhere classified |
| R59 | Enlarged lymph nodes |
| R59.0 | Localized enlarged lymph nodes |
| R59.1 | Generalized enlarged lymph nodes |
| R59.9 | Enlarged lymph nodes, unspecified |