introduction: acute pain and swelling following endodontic treatment are challenges for patients and dentists. according to previous studies, the incidence of flare-ups increases after endodontic treatment of teeth with necrotic pulp. calcium hydroxide is currently used as a multipotential medicament in root canal therapy. the aim of this study was to evaluate the incidence and severity of flar...

background: ovarian pregnancy is a rare form of the non-tubal ectopic pregnancy. it ends with rupture before the end of the first trimester. one of the important risk factors for ovarian pregnancy is in the use of intra uterine devices (iud). case:  we report here one such uncommon case of ovarian ectopic pregnancy. our patient is a 30 years old multiparous woman with two previous cesarean sect...

Inhibitor of differentiation (Id) proteins act during embryogenesis and development to repress gene transcription required for lineage commitment, while promoting cell growth. Growth factors belonging to the TGFbeta superfamily of signaling molecules, notably the bone morphogenetic proteins (BMPs) and activin, can regulate Id expression in these tissues. Id expression and function in adult phys...

INTRODUCTION Focal ossification of the ligamentum flavum (OLF) is a rare cause of thoracic myelopathy. The lower thoracic spine is most frequently affected and the patients present initially with posterior column disturbances followed by progressively increasing spastic paraparesis. The pathogenesis of OLF has not been conclusively established. MATERIALS AND METHODS Five patients with thoraci...

The membranous structure separating the granulosa from theca cells in the developing ovarian follicles of birds is generally perceived as a genuine basement membrane (BM). Previously, we suggested that this membrane is unusual in that it lacks several typical BM components, e.g. collagen IV, laminin B, perlecan, and fibronectin (Hummel, S., Osanger, A., Bajari, T. M., Balasubramani, M., Halfter...

normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 cerebral amyloid angiopathy (caa) is the most common cause of lobar intracerebral hemorrhage. repeated bleeding may be presented with vascular dementia. we have reported a 68-year-old normotensive demented patient with probable caa presented with hemiparesia, headache and vomiting. according to the experience of this case,...

background: the household transmission of hepatitis b virus (hbv) is a major health problem. high incidence of hbv infection is observed within the household contacts of hbv carriers. we aimed to evaluate serological markers of hepatitis b infection among family members of hbv carriers in arak, central iran. methods: data were collected from the 100 chronic hbv carriers (subjects with positive ...