The classic imaging hallmark of Posterior Reversible Encephalopathy Syndrome (PRES) is bilateral, predominantly subcortical T2/FLAIR hyperintensity. This abnormal signal typically demonstrates…
The presence of symmetric lesions within the mamillary bodies, medial thalami, and periaqueductal gray matter on MRI strongly suggests Wernicke's encephalopathy. Identifying this unique imaging…
True coarctation must be distinguished from pseudo-coarctation, which presents as an elongated, kinked thoracic aorta in the same juxtaductal region. The critical differentiating factor is that…
A classic radiographic feature Coarctation of Aorta is inferior rib notching, typically involving the 3rd to 9th posterior ribs bilaterally . Mechanism : enlarged intercostal arteries continuously…
The most important differentials to consider are : Medulloblastomas arise from the vermis, are hyperdense on non-contrast CT, and show restricted diffusion on MRI due to high cellularity. Ependymomas…
Slipped Capital Femoral Epiphysis (SCFE) is an orthopedic emergency involving a Salter-Harris type I fracture of the proximal femoral physis . It classically affects overweight adolescent males…
O-RADS US standardizes adnexal mass risk stratification to minimize unnecessary surgeries, categorizing lesions from O-RADS 1 (normal) to O-RADS 5 (>50% malignancy risk) . Key Discriminators:…
Based on the landmark 2025 study by Syngelaki et al. a routine 36-week ultrasound is essential, as nearly 32% of all prenatally diagnosed anomalies are first detected at this stage. A dedicated…
The 2023 International Evidence-Based Guidelines significantly updated the criteria for polycystic ovarian morphology (PCOM): Threshold: Polycystic ovarian morphology (PCOM) is defined as >/= 20…
MCDK is the second most common neonatal abdominal mass. On ultrasound, it appears as numerous non-communicating cysts of varying sizes. MCDK vs UPJ obstruction: the largest cyst is never central. The…
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