sasan dabiri temporal bone imagingtums.ac.ir/files/s-dabiri/temporal imaging.pdf · imaging...
TRANSCRIPT
![Page 1: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/1.jpg)
TEMPORAL BONE IMAGINGSasan Dabiri, M.D.
Assistant Professor
Department of ORL-HNS
Amir Alam Hospital - TUMS
![Page 2: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/2.jpg)
IMAGING MODALITIES
CT
Bone
Soft
Without Contrast
With Contrast
MR
Spin Echo
Single SE
T1 , T1+
T2 ,
Proton Density
Multiple SE
FSE , TSE
Inversion Recovery
STIR , FLAIR
MR
Gradient Echo
Diffusion Weighted
EPI
Non-EPI
Single-shot
Multi-shot
Balanced GE (FIESTA)
Steady State GE (FISP)
Hybrid Echo
![Page 3: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/3.jpg)
Anatomy is the Basis of Surgery,
it informs the head,
guides the hand, and
familiarizes the heart to
a kind of necessary inhumanity.William Hunter
1718 - 1783
![Page 4: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/4.jpg)
www.boundless.com
![Page 5: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/5.jpg)
![Page 6: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/6.jpg)
![Page 7: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/7.jpg)
![Page 8: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/8.jpg)
![Page 9: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/9.jpg)
![Page 10: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/10.jpg)
![Page 11: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/11.jpg)
![Page 12: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/12.jpg)
![Page 13: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/13.jpg)
![Page 14: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/14.jpg)
![Page 15: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/15.jpg)
![Page 16: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/16.jpg)
![Page 17: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/17.jpg)
TEMPORAL COMPARTMENTS
External Auditory Canal
Middle Ear and Mastoid
Inner Ear Cochlea
Vestibule
Semicircular Canals
Internal Auditory Canal
Petrous Apex
Cerebello-Pontine Angle
Facial Nerve
![Page 18: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/18.jpg)
CORONAL PLANE – RIGHT EAR
![Page 19: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/19.jpg)
CORONAL PLANE – RIGHT EAR
![Page 20: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/20.jpg)
CORONAL PLANE – RIGHT EAR
![Page 21: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/21.jpg)
CORONAL PLANE – RIGHT EAR
![Page 22: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/22.jpg)
AXIAL PLANE – RIGHT EAR
![Page 23: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/23.jpg)
AXIAL PLANE – RIGHT EAR
![Page 24: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/24.jpg)
AXIAL PLANE – RIGHT EAR
![Page 25: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/25.jpg)
AXIAL PLANE – RIGHT EAR
![Page 26: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/26.jpg)
AXIAL PLANE – RIGHT EAR
![Page 27: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/27.jpg)
AXIAL PLANE – RIGHT EAR
![Page 28: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/28.jpg)
EAC Cavity
Cochlea
SCCs
IACVestibule
AXIAL PLANE – RIGHT EAR
![Page 29: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/29.jpg)
Normal Imaging
![Page 30: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/30.jpg)
NORMAL FINDINGS
Pseudo-fractures
Extrinsic Fissures &
Sutures
![Page 31: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/31.jpg)
NORMAL FINDINGS
Pseudo-fractures
Intrinsic Fissures
Petrotymanic or glaserian(chorda)
Petrosquamosal (koerner)
Tympanosquamosal (align to ant. of EAC)
Tympanomastoid (align to post. of EAC)
![Page 32: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/32.jpg)
Abnormal Findings
![Page 33: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/33.jpg)
DIFFERENTIAL DIAGNOSES
Common External Auditory Canal Abnormalities
Congenital
Atresia
Inflammatory – Infection
Cholesteatoma
Skull base Osteomyelitis
Neoplasm
Benign : Osteoma , Exostosis
Malignant : SCC
![Page 34: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/34.jpg)
DIFFERENTIAL DIAGNOSES
Common Middle Ear & Mastoid Abnormalities
Congenital
Vascular (carotid, jugular)
Inflammatory – Infection
Cholesteatoma
Mastoiditis
Colesterol Granuloma
Neoplasm
Benign : Glomus
Malignant : Metastasis
![Page 35: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/35.jpg)
DIFFERENTIAL DIAGNOSES
Common Inner Ear Abnormalities
Congenital
Large Vestibular Aqueduct
Semicircular canal Dehiscence
Otosclerosis
Inflammatory – Infection
Labyrinthitis
Neoplasm
Schwannoma
Endolymphatic Sac Tumor
![Page 36: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/36.jpg)
DIFFERENTIAL DIAGNOSES
Common Petrous Apex Abnormalities
Pseudo-lesions
Congenital
Cephalocele
Inflammatory – Infection
Petrous Apicitis
Cholesterol Granuloma
Neoplasm
Chondrosarcoma
Metastasis
![Page 37: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/37.jpg)
DIFFERENTIAL DIAGNOSES
Common Facial Nerve Abnormalities
Congenital
Venous Malformation
Inflammatory – Infection
Bell’s palsy (herpetic neuralgia)
Neoplasm
Schwannoma
Perineural Tumor spread
![Page 38: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/38.jpg)
![Page 39: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/39.jpg)
![Page 40: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/40.jpg)
![Page 41: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/41.jpg)
![Page 42: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/42.jpg)
![Page 43: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/43.jpg)
REFERENCES
o https://www.boundless.com/physiology/textbooks/boundless-anatomy-and-physiology-textbook/the-skeletal-system-7/the-skull-79/cranial-bones-459-8856/ (last accessed: Jul 2015)
o http://www.med.wayne.edu/diagRadiology/Anatomy_Modules/axialpages/Overview.html(last accessed: Jul 2015)
o http://teachmeanatomy.info/head/osteology/temporal-bone/ (last accessed: Jul 2015)
o Imaging of the Head & Neck, Mafee
o Head & Neck Imaging, Som
o Imaging of the Temporal Bone, Radiolodic clinics
![Page 44: Sasan Dabiri TEMPORAL BONE IMAGINGtums.ac.ir/files/s-dabiri/Temporal Imaging.pdf · IMAGING MODALITIES CT Bone Soft Without Contrast With Contrast MR Spin Echo Single SE T1 , T1+](https://reader036.vdocuments.us/reader036/viewer/2022071006/5fc332f1f5e704682c5c55bf/html5/thumbnails/44.jpg)
THANKS FOR YOUR ATTENTION