premixed non-setting calcium hydroxide (caoh 2 ) paste in pressure syringe system is commonly used in root canal therapy. the aim of this paper is to present a case involving an iatrogenic extrusion of the medicament during endodontic treatment and a literature review of similar reports. the present case demonstrates severe tissue necrosis and other deleterious effects following the extrusion o...

a mandibular first molar requiring root canal therapy was found with five canals, three mesial canals, and two distal canals. initially, four canals (mesiobuccal, mesiolingual, distobuccal, and distolingual) were identified. the mesiobuccal and mesiolingual canals were found in their normal locations, and a fifth canal was noted between these two. this case demonstrates a rare anatomical config...

elephantiasis nostras verrucosa (env) is a rare condition in which hyperkeratosis, fibrosis and disfiguration of dermis occurs. it is caused mostly by non infectious diseases such as surgery, trauma, tumors, and venous obstructions. to our knowledge there is not any case report of env in middle east region. in this patient, env caused by trauma and patient presented with enlargement of right lo...

contralateral pneumothorax crossing the midline in a patient with autopneumonectomy can mimic bilateral pneumothoraces on chest radiography. in this study, we report a rare case of right pneumothorax mimicking bilateral pneumothoraces in a patient with left autopneumonectomy. a 37-year-old man complained of progressive chest pain and dyspnea. the initial chest radiography revealed visible visce...

a rare case of squamous cell carcinoma ex pleomorphic adenoma in maxillary sinus is presented. the patient is a 50-year-old woman presenting with a slow-progressive swelling in left side of her face that she has noticed 2 years earlier. the lesion was not painful and caused asymmetry and mild exophthalmos. microscopic examination revealed that the tumor was composed of two components partly of ...

Un cas de Syndrome de Rubinst.ein-Taybi  Un enfant age de 13 mois s'adres'se pour des troubles digestifs et respiratoires. Il presenfait un elargissements de Ia phalange -terminale du ponce et du gros orteil, la voute palatine ogi­vale, et -une dysmorphie faciale caracteris­tique: nez aquilin obliquite anti -maJ ourlees et implantee-s basses. Le retard mental nez avcc un retard statural moins ...