You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Thumb printing sign on barium study is seen in - and explain in detail?
Ans. is 'd' i.e., Ischemic colitis o Signs of ischemic colitis:- Thumb printing, shallow ulcers (serrated mucosa), Bowel wall thickening of affected segment.Findings on barium studyBarium swallowo Bird beak appearance/ rat tail appearance - achlasia cardia/oesopgaeal carcinomao Cork screw esophagus/ curling esophagus/ nut crack esophagus - diffuse esophageal spasmBarium mealo String sign - congenital hypertrophic pyloric stenosiso Thumb print appearance - ischemic colitiso Inverted '3' sign of Frosberg - Ca head of pancreaso Widening of C loop of duodenum / antral pad sign - Ca head of pancreasBarium enemao Ileo-cecal TB & incompetent ileo-ceacal valve# Pulled up caecum# Obtuse ileo-coecal angle# Filling defectCarcinoma colono Apple core deformityo Irregular filling defectUlcerative colitiso Lead pipe appearanceo Loss of haustrationsCrohn's diseaseo String sign of Kantoro Raspberry thorn ulcerColonic polypso Smooth irregular filling defectHirschsprung diseaseo Dilated proximal zone with narrow distal zone of coningDiverticulosis of colono Saw tooth appearanceo Champagne glass signIschemic colitiso Thumb print appearanceIntussusceptionso Coiled spring appearanceo Claw signVolvuluso Bird beak sign