Nonrash clinical diagnostic findings in adults with measles
| Symptoms |
| Head, eyes, ears, nose, and throat |
| Headache |
| Runny nose |
| Sore throat |
| Systemic |
| Dry cough |
| Abdominal pain (pseudoappendicitis if in the right lower quadranta) |
| Signs |
| Eyes |
| Conjunctival suffusion |
| Watery eyes |
| Lower lid swelling |
| Keratitis |
| Throat |
| Koplik spots |
| Dark red buccal mucosa |
| Oral ulcers |
| Laboratory tests |
| Complete blood cell count |
| Leukopenia |
| Relative lymphopenia |
| Thrombocytopenia |
| Unelevated erythrocyte sedimentation rate |
| Other |
| Elevated lactate dehydrogenase |
| Elevated ferritin |
| Elevated aminotransferases |
| Warthin-Finkeldey cells on nasal swab cytology (early only) |
↵a If appendectomy is performed, cytology shows Warthin-Finkeldey multinucleated giant cells.
Based on information in reference 5.