diseasesanimal diseasesbacterial diseasescardiovascular diseasesdigestive system diseasesendocrine diseaseseye diseasesfetal diseaseshematologic diseaseshereditary diseasesimmunologic diseaseslymphatic diseasesmetabolic diseasesmusculoskeletal diseasesmycosesnervous system diseasesoccupational diseasesotorhinolaryngologic diseasespoisoningprotozoan diseasesrespiratory tract diseasessexually transmitted diseasesskin diseasesstomatognathic diseasesurogenital diseasesvirus diseasesillnessdiseases transmissionhealthdiseasediseases