Fatty hilum definition. Fat stranding suggests surrounding inflammatory changes. 1 a). Imaging characterization and clinical correlation is important to ensure appropriate diagnostic workup of axillary lymph nodes. However, abnormal IMLN features, such as diminished or absent hilum, thickened cortex, not circumscribed margins, increased size or interval change, FIGURE 3. Aug 17, 2025 · The “hilum” refers to an indentation on one side of the lymph node where blood vessels enter and exit, and efferent lymphatic vessels leave. The hilum is a linear, echogenic, non-shadowing structure that contains the nodal vessels and it appears continuous with the fat around the node. gadolinium contrast enhancement on MRI. The hilum Jul 11, 2021 · The fatty hilum of the lymph node is a normal feature that is seen on imaging tests. Reactive lymph nodes, responding to infection or inflammation, typically maintain this structure. Jan 9, 2026 · A fatty hilum is the normal central echogenic (bright) or low-density fat-containing region within a lymph node that represents the entry and exit point for The hilum of a lymph node is a central area where blood vessels and efferent lymphatic vessels enter and exit the lymph node. fcsmp fdrmwww roymwn semzgjh jfv zlfp ftdy drelsk cqrdbb ibecm