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Radiology of the Horse – II. 2009.
dr. Tóth Péter 1
Clinical Radiology of the Clinical Radiology of the
HorseHorse
Dr. Tóth PéterDr. Tóth Péter
SZIESZIE--ÁOTK Clinic for Large AnimalsÁOTK Clinic for Large Animals
Distal phalanxDistal phalanx
�� LateromedialLateromedial viewview
�� Dorsopalmar/plantarodorsalDorsopalmar/plantarodorsal viewview
�� DorsoproximalDorsoproximal--palmarodistal oblique viewpalmarodistal oblique view
�� PalmaroproximalPalmaroproximalisis -- palmarodistal palmarodistal oblique viewoblique view
Distal phalanxDistal phalanx
�� Wooden blockWooden block
10-15 cm
Distal phalanx:Distal phalanx: dorsopdorsoproximalroximal--
palpalmarmarodistal obliqueodistal oblique
�� Solar surface is perpendicular Solar surface is perpendicular
to the floorto the floor
�� Central beam: focus on the Central beam: focus on the
coronary bandcoronary band
Distal phalanxDistal phalanx: dorsopalmar: dorsopalmar (weight (weight
bearing)bearing)Distal phalanxDistal phalanx: :
palmpalm..proxprox.. –– palmpalm.d.disist. obliquet. oblique
�� 4545°° --7070°°
Radiology of the Horse – II. 2009.
dr. Tóth Péter 2
Pathological changesPathological changes
�� osteitisosteitis�� asepaseptictic
Pathological changesPathological changes
�� OOsteitissteitis�� septisepticc
Pathological changesPathological changes
�� KeratomKeratomaa
Pathological changesPathological changes
�� cystacysta
Pathological changesPathological changes
�� Ossification of Ossification of the cartilagethe cartilage
Pathological changesPathological changes
�� fracturefracture
Radiology of the Horse – II. 2009.
dr. Tóth Péter 3
Pathological changesPathological changes
�� Proc. extensorius Proc. extensorius fracturefracture
Pathological changesPathological changes
�� Periarticular Periarticular osteophyteosteophyte
Pathological changesPathological changes
�� LaminitisLaminitis
A
B
A/B= 25-28%
Radiology of the Horse – II. 2009.
dr. Tóth Péter 4
Navicular boneNavicular bone
�� Appropriate preparationAppropriate preparation
�� viewsviews
�� LateromedialLateromedial
�� OOxspringxspring
�� SkylineSkyline (tangential)(tangential)
LLateromedialateromedial viewview
�� Where to center Where to center the xthe x--ray beam?ray beam?
OxspOxsprringing viewview
Radiology of the Horse – II. 2009.
dr. Tóth Péter 5
SSkyline kyline view view (palmaroprox.(palmaroprox.--palmarodist. palmarodist.
obliqueoblique))
Navicular diseaseNavicular disease Navicular diseaseNavicular disease
Radiology of the Horse – II. 2009.
dr. Tóth Péter 6
FetlockFetlock Pathological changesPathological changes
�� OCDOCD
OCD
D30D30°°Pr70 Pr70 °°LL--PaDiMO/D30PaDiMO/D30°°Pr70Pr70°°MM--
PaDiLOPaDiLO
Pathological changesPathological changes
��physitisphysitis
Pathological changesPathological changes
�� sesamoiditissesamoiditis
Radiology of the Horse – II. 2009.
dr. Tóth Péter 7
Pathological changesPathological changes
�� fracturesfractures
ArthrosisArthrosis
CarpusCarpus Flexed LMFlexed LM
Radiology of the Horse – II. 2009.
dr. Tóth Péter 8
SkylineSkyline 8585°°
5555°°
3535°°
Pathological changesPathological changes ??
Osteochondroma, OCDOsteochondroma, OCDElbowElbow
Radiology of the Horse – II. 2009.
dr. Tóth Péter 9
ShoulderShoulder
Radiology of the Horse – II. 2009.
dr. Tóth Péter 10
Radiological anatomy of the hock I.Radiological anatomy of the hock I. Radiological anatomy of the hock II.Radiological anatomy of the hock II.
Radiology of the Horse – II. 2009.
dr. Tóth Péter 11
Radiological anatomy of the hock III.Radiological anatomy of the hock III. Osteochondrosis dissecansOsteochondrosis dissecans
Bone spavinBone spavin
StifleStifle
Radiology of the Horse – II. 2009.
dr. Tóth Péter 12
SkylineSkyline
HeadHead
�� Views: LL, VD/DV, obliquesViews: LL, VD/DV, obliques
�� Large cassettesLarge cassettes
Radiology of the Horse – II. 2009.
dr. Tóth Péter 13
Radiology of the Horse – II. 2009.
dr. Tóth Péter 14
NeckNeck
�� LLLL
�� Large cassettesLarge cassettes
WobblerWobbler--syndromesyndrome
�� Appropriate measurementsAppropriate measurements�� MSD of the vertebral canal/the widest point of the MSD of the vertebral canal/the widest point of the
cranial aspect of the vertebral body (C4cranial aspect of the vertebral body (C4--C6)C6)�� <48%: +, myelography to identify the site of the lesion<48%: +, myelography to identify the site of the lesion�� 48%48%--56%: +/56%: +/--, myelography to confirm or exclude CSM, myelography to confirm or exclude CSM�� >56%: >56%: --
C5-6 Other pathological changesOther pathological changes
�� OAOA
�� SubluxatioSubluxatio
�� OsteomyelitisOsteomyelitis
�� DiscospondylitisDiscospondylitis
�� NeoplasiaNeoplasia
�� AbscessAbscess
�� FracturesFractures
Thoracolumbal regionThoracolumbal region
�� Th8Th8--L3L3
�� Laterolateral and oblique viewsLaterolateral and oblique views
�� Large cassettesLarge cassettes
�� Aluminium wedge filterAluminium wedge filter
Radiology of the Horse – II. 2009.
dr. Tóth Péter 15
Oblique viewsOblique views
Kissing spinesKissing spines OAOA
DiscospondylitisDiscospondylitis Abdominal cavityAbdominal cavity
�� LL/VDLL/VD
�� Foals or poniesFoals or ponies
Radiology of the Horse – II. 2009.
dr. Tóth Péter 16
ThoraxThorax
�� LLLL
�� Large cassettesLarge cassettes
Thank you for your attention!Thank you for your attention!