Xa-XoXp-Xz
XXa-Xo
- X (in genetics)
- X chromosome
- X chromosome inactivation
- X inactivation
- X, factor
- X-linked
- X-linked juvenile retinoschisis
- X-linked retinoschisis
- X-ray
- X-ray crystallography
- X-ray, AP
- X-ray, lateral
- X-ray, PA
- X-rays during pregnancy
- Xanax
- Xanth- (prefix)
- Xanthelasma
- Xanthelasma (Xanthoma)
- Xanthine
- Xanthinuria
- Xanthoma
- Xanthoma tendinosum
- Xanthoma tuberosum
- Xanthoma, diabetic
- Xanthoma, disseminatum
- Xanthoma, eruptive
- Xanthoma, planar
- Xanthomatosis
- Xanthopsia
- Xanthosis
- Xen- (prefix)
- Xeno- (prefix)
- Xenoantigen
- Xenobiotic
- Xenograft
- Xenotransplantation
- Xenotropic virus
- Xeric
- Xero-
- Xeroderma
- Xeroderma pigmentosum
- Xerogram
- Xeromammography
- Xerophagia
- Xerophthalmia
- Xeroradiograph
- Xeroradiography
- Xerosis
- Xerostomia
- Xiphoid process