In this pictorial review, we will briefly describe the anatomy, imaging, and pathological features of common and unique sacral tumors and techniques to safely obtain a diagnostic biopsy specimen. Fig. 1. Pie chart showing the relative incidence of various types of sacral masses.

Apr 5, 2025 · Explore the anatomy, structure, and role of the sacrum bone with Innerbody's interactive 3D model. The sacrum is a large wedge shaped vertebra at the inferior end of the spine. It forms the solid base of the spinal column where it …

Sacroiliac joint dysfunction is a condition in which pain originates at the SI joint and typically concentrates on one side of the low back. The pain may radiate down the leg to the knee or at times, to the ankle or foot. The sacrum is typically wider and shorter in women than in men.

What does hemisacrum‎ mean? Automatically generated practical examples in English: Associated anomalies of the sacrum include hemisacrum, hypodevelopment of the sacrum and sacral hemivertebrae. – The degree of sacral deficiency is …

A hemisacral defect involving the sacral vertebrae S2 to S5. In hemisacrum, the first sacral vertebra is intact and there is agenesis involving only S2-S5. [from HPO]

Jan 6, 2020 · Scimitar sacrum, also known as sickle-shaped sacrum or hemisacral agenesis, is a unilateral, well-marginated, crescent-shaped defect in the lateral sacrum. The expansion of a meningocele causes scalloping and lateral displacement of the sacral plate. Scimitar sacrum is pathognomonic for anterior sacral meningocele.

Feb 6, 2020 · Accurate diagnosis of sacral lesions is challenging and requires a comprehensive imaging strategy and robust knowledge on the imaging characteristics of different pathological processes.

Hemisacrum Symptom Checker: Possible causes include Congenital Malformation of the Spine. Check the full list of possible causes and conditions now! Talk to our Chatbot to narrow down your search.

Malignant tumours of the sacrum may be primary or secondary. While sacral metastases are frequently encountered, a diagnostic dilemma can present when there is a single sacral bone tumour with no history or evidence of malignancy elsewhere in the body.

Title: Hemisacrum Definition: A hemisacral defect involving the sacral vertebrae S2 to S5. In hemisacrum, the first sacral vertebra is intact and there is agenesis involving only S2-S5. Semantic Type: Anatomical Abnormality Semantic ID: T190 Concept ID: C2677632 ID: 383153 2.