a 2-year-old male hamster was presented because of left facial swelling and salivation. necropsy wasperformed and affected cheek pouch with tissue samples of regional and internal organs were submitted forhistopathological study. in histopathological examination it was found that the tumor consisted of cords andislands of tumoric epithelial cells which were diffused in the dermis. vacoulation o...

head and neck squamous cell carcinoma, including oral squamous cell carcinoma (oscc) is the sixth most common cancer in the human population. despite significant efforts committed in treatment of oscc the overall survival rate of oscc has not improved significantly. activating mutations in the fibroblast growth factor receptor 3 (fgfr3) genes are responsible for some human cancers, including bl...

purpose: to report a case of isolated corneal squamous cell intraepithelial neoplasia in a patient with unilateral dry eye symptoms. case report: a 48 year old man presented with history of thermal corneal injury in his left eye two years ago, with decreased visual acuity and dry eye symptoms a short time thereafter. he was treated for dry eye with no improvement in symptoms. upon presentation,...

diaphragmatic hernia, secondary to transhiatal esophagectomy, appears to be a relatively infrequent diagnosis. patients may be asymptomatic or present with various symptoms. diagnosis of this condition requires a high index of suspicion. the most common cause of diaphragmatic hernia is widened esophageal hiatus during surgery; therefore, narrowing the hiatus can prevent conduit herniation. here...

objective: systemic sclerosis (ss) is a chronic autoimmune disease of connective tissue, which involves skin and internal organs, and results in collagen deposition and fibroblasts activation. studies have reported a higher risk of malignancy in patients with progressive systemic sclerosis (pss).the aim of this study is to report a case of tongue squamous cell carcinoma (scc) in a patient with ...

statement of problem: many studies have indicated that genetic disturbances are common findings in patients with oral squamous cell carcinoma (oscc). identification of these changes can be helpful in diagnostic procedures of these tumors. purpose: the aim of this study was to appraise the chromosomal disorders in blood and tissue patients with oscc. methods and materials: in this descriptive st...

purpose: to determine the prevalence of various types of conjunctival lesions, at a tertiary ophthalmic center in fars province, south of iran. methods: histopathologic slides and medical records of conjunctival lesions submitted to the pathology department of khalili hospital, shiraz, iran was reviewed from april, 2009 to july, 2013. the histopathologic diagnoses were categorized into benign, ...

squamous cell carcinoma (scc) is the most common malignancy of the oral cavity. this study aims to evaluate different treatment procedures including neo-adjuvant, concurrent and adjuvant therapy in treating squamous cell carcinoma of the head and neck by a meta-analysis.the authors searched all electronic databases (medline, embase and cochrane) for all the articles published from 1970 to janua...

the larvae causing myiasis can lead extensive tissue destruction, invasion into deep tissues and secondary infec­tions. poor hygiene, low socioeconomic condition and presence of open wounds are the most important predisposing factors. this case report describes destructive wound myiasis in a 58-year-old male patient diagnosed with maxillary sinus squamous cell carcinoma who lives in a rural are...