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Medical Abbreviations – X



X except
removal of
times (multiplied by)
X3 orientation to time, place, and person
Xam examination
Xanth xanthomatosis
XBSN X-linked bulbospinal neuropathy
XC excretory cystogram
X/C cross-section
X-CGD X-linked chronic granulomatous disease
Xcv Xanthomonas Campestris pv. Vesicatoria
XD Xanthine dehydrogenase
X-ray diffraction
XDH xanthine dehydrogenase
XDP xeroderma pigmentosum
xanthine diphosphate
Xe xenon
XECT xenon-enhanced computed tomography
XEF excess ejection fraction
XGP xanthogranulomatous pyelonephritis
XI Xerostomia Inventory
xylose isomerase
XIBV Xiburema virus
XIC X-inactivation center
X-IEP crossed immunoelectrophoresis
XINV Xingu virus
XIP x-ray in plaster
exchanger inhibitory peptide
x-ray-induced polypeptide
XIST X inactivation specific transcript
 inactive X chromosome specific transcript
XL excess lactate
Xenopus laevis
extended release
extra large
X-linked (inheritance)
XLA X linked agammaglobulinaemia
XLAS  X-linked aqueductal stenosis
X-linked Alport syndrome
XLCM X-linked dilated cardiomyopathy
XLD X-linked dominant
xylose lysine desoxycholate
XLH  X-linked hydrocephalus
X-linked hypophosphatemia
X-linked hypophosphatemic rickets
XLHED X-linked hypohidrotic ectodermal dysplasia
XLI X-linked ichthyosis
XLMR X-linked mental retardation
XLMTM X-linked myotubular myopath
XLOS X-linked Opitz syndrome
XLP X-linked lymphoproliferative syndrome
XLPD X-linked lymphoproliferative disease
XLR X-linked recessive
XLRP X-linked retinitis pigmentosa
XLS  X-linked recessive lymphoproliferative syndrome
XLSP X-linked spastic paraplegia
XM crossmatch
XMA X-ray microanalysis
X-match crossmatch
XME xenobiotic-metabolizing enzyme
XMP xanthine monophosphate
XMMR Xenopus molecular marker resource
XMR X-linked mental retardation
XN xanthohumol
night blindness
XO xanthine oxidase
XOAD X-linked ocular albinism with deafness
XOM extraocular movements
XOP  x-ray out of plaster
XOR exclusive operating room
XP xeroderma pigmentosum
  xanthogranulomatous pyelonephritis
XPA xeroderma pigmentosum group A
XPC xeroderma pigmentosum group C
XPN xanthogranulomatous pyelonephritis
XPS x-ray photoemission spectroscopy
XPTB extrapulmonary tuberculosis
XR xray
extended release
X-linked recessive
XRD X-ray diffraction
XRE Xenobiotic response element
XRF X-ray fluorescence
XRII  X-ray image intensifier
XRMR X-linked recessive mental retardation
XRN X-linked recessive nephrolithiasis
XRS X-ray sensitivity
XRT X-ray therapy
XS excessive
XSA cross-section area
XSCID X-linked severe combined immunodeficiency
XSCLH  X-linked subcortical laminar heterotopia
X-SECT  cross-section
XSP xanthoma striatum palmare
XT exotropia
extra toe
extract, extracted
XTM xanthoma tuberosum multiplex
XTP xanthosine triphosphate
X-TUL external tumescent ultrasound liposculpture
XU excretory urogram
  X unit
XX X-ray
double strength
female chromosome type (homogametic)
XXX  XXX Syndrome (Trisomy X)
XXXX X chromosome tetrasomy
XY male chromosome type - two distinct sex chromosomes (heterogametic)
XYL xylose


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