"Anatomic variations"의 두 판 사이의 차이
| 18번째 줄: | 18번째 줄: | ||
==Skull== | ==Skull== | ||
*[[Posterior occipital protuberance]] | *[[Posterior occipital protuberance]] | ||
| + | |||
| + | ==PNS== | ||
| + | *[[Haller cell]] | ||
==Vessel== | ==Vessel== | ||
2022년 1월 19일 (수) 19:59 판
Anatomic variations(normal anatomic variations)
목차
Spine
Ossicles
Hip
- Herniation pit: usually bilateral, 5~15mm sized, oval or round shaped, lucent lesion with thin sclerotic rim at the anterosuperior femoral neck.
- supraacetabula fossa(pseudo defect of acetabular cartilage)
Pelvis
- ischiopubic synchondrosis
- a temporary hyaline cartilaginous joint, occurring in childhood prior to fusion of the ischial and pubic bones
Skull
PNS
Vessel
- aberrent arteries
- intracranial artery fenestration: segmental duplication
- The artery of Percheron
- posterior cerebral circulation characterized by a solitary arterial trunk
- supplies blood to the paramedian thalami and the rostral midbrain bilaterally.
Sacroiliac joint
Head and neck
- Accessory parotid gland: masseter muscle 옆의 mass 처럼 보일 수 있음. neurogenic tumor 등과 감별 필요.
Brain
- BESS(Benign enlargement of the subarachnoid space): interhemispheric width >5mm
Spine
- Block vertebra
- atlantoaxial Assimilation
- Os odontoideum, condylus tertius, posterior onticulus
- Neural arch cleft