Apple core lesion is seen in
The Radiological hallmarks of the classic colonic Apple core lesion are sho, sharply defined regions of annular colonic narrowing with overhanging margins; ulcerated mucosa; and eccentric, irregular lumen. An apple core lesion can have a number of causes, the most serious being malignant neoplasm.
Diveiculosis
Diveiculitis
Ca- colon
Intussusception
Gastrointestinal Radiology