| KAFO | knee-ankle-foot orthosis |
|---|---|
| KAO | knee-ankle orthosis |
| KB | human oral epidermoid carcinoma cells; Kashin-Bek [disease]; ketone body; kilobyte; Kleihauer-Betke ... |
| KC | cathodal closing; keratoconus; keratoconjunctivitis; knee-to-chest; Kupffer cell |
| KFAO | knee-foot-ankle orthosis |