| TEC | total electron count; total eosinophil count; total exchange capacity; transient erythroblastopenia ... |
|---|---|
| TGA | taurocholate gelatin agar; thyroglobulin activity; total glycoalkaloids; total gonadotropin activity... |
| THI | transient hypogammaglobulinemia of infancy |
| TMB | transient monocular blindness |
| TNH | teaching nursing home; transient neonatal hyperammonemia |