Dye used in diagnosis of early & late suspected esophageal perforation includes

(A) IohexolCareful endoscopic assessment at the end of any procedure combined with chest X-ray will identify many cases of perforations immediately. If not recognised immediately, early & late suspected perforations should be assessed by a water soluble contrast like Iohexol.[?]Esophageal Perforation:Diagnosis:CXR-Classic Features:Mediastinal Air with or without subcutaneous air. Left-sided pleural effusion; PneumothoraxWidened mediastinum.Radiographic evidence may not be present in early phase of disease.Gastrografin esophagogram (Gold Standard); EndoscopyManagement: Early diagnosis is key; Broad spectrum antibiotics; Surgical Repair CONTRAST MEDIA USED IN RADIOLOGICAL DIAGNOSIS* Dye used in contrast enhanced magnetic resonance angiography (MRA)Gadolinium (GDPA)* Dye used in contrast enhanced MRIGadoliniumCT Scan, DSAMetrizamide (Water soluble organic iodide media)* Myelography & VentriculographyOmnipaque (contains Iohexol)* Dye used in oral cholecystographylopanoic acid (Telepaque); Sodium lopodate (Biloptin)* Dye used in ChromocystoscopyIndigocamine* Dye used in BronchographyDionosil (Propylidone)* Dye used in SialographyNeohydiol (Lipiodol)* Dye used in UrethrographyConray 280 (contains-Meglumine iothalamate) Umbradil viscos* Dye used in FetographyEthkxhl* Dye used in Intravenous cholangiographyBiligraffin(contains Meglumine loglycamate)* Dye used in Splenoportography75% sodium metrizoate (Triozil)* Dye used in ArthrographyCon-ray 280* Dye used in GynaecographyCO2 * Dye used in Angiocardiography coronary arteriographyNiopam 370* Dye used in HysterosalpingographyCon-ray 280 (Meglumine Iothalamate); Urograffm 280* Dye used in Oesophagography (Barium swallow)Gastrografin - Barium 150%w/v.* Dye used in LymphangiographyMethylene blue or Lipiodol ultrafluid* Dye used in IVPCon ray 420 Hypaque* Dye used in for intestinal obstruction / perforationGastrograffin