A rounded, fluid-density (~20HU) retrocrural structure is located between the aorta and IVC.Differential diagnoses for this finding included an enlarged cisterna chyli, foregut duplication cyst. from radiopaedia.org

Radiolucent line through the growth plate of the capitellum. Air crescent is noted in the lateral aspect of the capitellum.The entire growth plate is affected- Panner disease
from radiopaedia.org

The blue arrow-the abnormal articular surface of the capitellum, and the blue dotted line -expected shape of the capitellum
- Osteochondritis dissecans of the elbow and synovial osteochondromatosis
radiopaedia.org

from radiopaedia.org
Multiple well-defined oblong-shaped encapsulated solid lesions are seen within the subcutaneous fat of both soles. Plantar fibromatosis

Walled-off pancreatic necrosis- A pocket of fluid with well defined walls, showing internal areas of fat density is noted at pancreatic and peri-pancreatic regions
from radiopaedia.org

from radiopaedia.org

Extensive pneumocephalus extending to pre-pontine cistern tracking to spinal canal posteriorly down to the level of C7 with consequent formation of pneumorrhachis.
radiopaedia.org

Retroperitoneal hematoma
radiopaedia.org

inferior pulmonary ligament
radiopaedia.org

Focal periphyseal oedema zones, also known as FOPE zones
radiopaedia.org

paraspinal lipoma : high signal on T1 and T2 weighted imaging of loss of signal after fat suppression
radiopaedia.org

LV aneurysm
radiopaedia.org

Congenital Diaphragmatic Hernia (CDH)
xray
medscape.com

normal upper tibial vascular marks, medially lost vascular marks in osteoarthritis
josr-online.biomedcentral.com/articles/10.11…

mesenteric panniculitis with a fat ring sign
radiopaedia.org

arterial venous and delayed in case of HCC
hypervascular mass with delayed washout and large central necrotic component
radiopaedia.org

subdermal sinus tract containing fluid at left side of natal cleft, posteriorly near perianal region, distinct from the anal canal
radiopaedia.org

Vesicovaginal stump fistula
radiopaedia.org