introduction: to describe the underlay tympanoplasty technique using an acellular dermal graft(alloderm) for tympanic membrane (tm) reconstruction in a guinea pig model and to demonstrate the feasibility of the technique using alloderm tissue harvested from the prepuce as a source of tissue for future grafting in human tm reconstruction.   materials and methods: the prepuce was divided during c...

introduction ingestion of foreign bodies has been previously reported in some patients with schizophrenia. this behavior may be a manifestation of delusional beliefs or a response to command hallucinations and can lead to severe complications. case presentation this paper reports a patient with schizophrenia who, as a manifestation of his illness, ingested a metallic skewer to kill ademon insid...

Introduction: Although perforation of the esophagus, in the anterior cervical spine fixation, is well established, cases with delayed onset, especially cases that present pseudodiverticulum, are not common. In addition, management of the perforation in this situation is debated.  Case Report:   Delayed esophageal pseudodiverticulum was managed in two patients with a history of anterior spine fi...

the present report reviews the diagnostic and treatment challenges of a mandibular molar with previous root canal treatment and signs of a procedural mishap, i.e. furcal radiolucency and localized swelling of the gingival margin in which a sinus tract was present. by tracing the sinus tract, it became evident that the lesion originated from the furcation area, not the root apices. this case was...

bowel stent insertion has a variety of complications one major of which is colonic perforation. the purpose of this article is to reveal two cases with delayed colonic perforation after stent placement to relieve bowel obstruction caused by rectal cancer. the first patient was a 55 year-old man who was a candidate for stent placement to avoid palliative surgery and relieve his bowel obstruction...

a rare case of ascaris coming out through the anterior abdominal wall is reported here. a 40‑year‑old female had undergone dilatation and curettage by a quack. on the second day she presented with presented with features of peritonitis. she was explored. resection anastomosis of the ileum was done for multiple perforations of the ileum. patient developed a fistula in the anterior abdominal wall...

herein, we present the case of a 45-years-old woman with a foreign body (dental prosthesis) ingestion lodged in the esophagus(figure.1). the foreign body was extracted by rigid esophagoscopy after severe manipulation. in 24 hours, the patient became febrile with emphysema in the neck. laboratory data showed leukocytosis and ct scan revealed signs of esophageal perforation(figure.2). surgical ex...

Introduction: To describe the underlay tympanoplasty technique using an acellular dermal graft(AlloDerm) for tympanic membrane (TM) reconstruction in a guinea pig model and to demonstrate the feasibility of the technique using AlloDerm tissue harvested from the prepuce as a source of tissue for future grafting in human TM reconstruction.   Materials and Methods: The prepuce was divided during c...

purpose : to determine the efficacy of fibrin glue in corneal perforations up to 3 mm in diameter methods : a case series study was performed on corneal perforations up to 3 mm who were admitted at farabi hospital- tehran. age, visual acuity, presence and size of corneal thinning, corneal epithelial defect, size and depth of corneal infiltration, site and size of corneal perforation, corneal va...