<prompt> Most common cause of anterior staphyloma-High myopiaScleritisCorneal ulcerTrauma  <response>: Anterior staphyloma. An ectasia of psuedocorneathe scar formed from organised exudates andfibrous tissue covered with epithelium whichresults after total sloughing of cornea, with irisplastered behind it is called anterior staphyloma. REF:Comprehensive ophthalmology,20th edition,AK Khurana,pg no.122. 