vitamin deficiency disorder vitamin D deficiency HP:0100512 vitamin D insufficiency avitaminosis D, NOS vitamin D deficiencies SCTID:34713006 MEDGEN:12114 ICD10WHO:E55 DEFIC VITAMIN D deficiencies, vitamin D avitaminosis D deficiency of vitamin D (disorder) NCIT:C114830 DOID:10574 VITAMIN D DEFIC vitamin D deficiency, NOS deficiency, vitamin D ICD9:268 UMLS:C0042870 MESH:D014808 icd11.foundation:2080031371 vitamin D deficiency (disorder) MONDO:0100471 ICD10CM:E55 Abnormally low level of 25-hydroxyvitamin D in the blood.