to evaluate symbiotic effectiveness and salt tolerance of sinorhizobium meliloti strains, 50 rhizobial strains were isolated from root nodules of medicago sativa cultivated in tehran and zanjan fields. under n-free conditions, the symbiotic effectiveness of different sinorhizobium meliloti strains of bami cultivar were evaluated under greenhouse conditions using 50 sinorhizobium meliloti strain...

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conclusions if the indications and contraindications of minimally invasive thyroidectomy are taken into account, it seems to be a safe procedure and regarding the benefits of this procedure, it's recommended that surgeons pay more attention to this newly developed technique. introduction since 1996 with improvement of endoscopic instrumentation several novel minimally invasive techniques have b...

Background: Fine needle aspiration biopsy (FNAB) is usually used to distinguish the malignant and benign nodules. Applying a biopsy needle evokes a sense of fear and pain in the patients. Although some studies refute the usefulness of local anesthesia (LA) prior to fine needle aspiration biopsy, it is still debatable. This prospective cross-sectional study intended to evaluate the effect of LA ...

purpose: to describe a patient with eyelid sarcoidosis. case report: a 54 year-old patient was referred for an eyelid mass from 6 months ago.excisional biopsy showed inflammatory granuloma with tuton gaint cells. chest radiograph demonstrated bilateral hilar adenopathy, increased absorption on gallium scan was noted and bronchoalveolar lavage confirmed a diagnosis of sarcoidosis. treatment with...

PurposeUmbilical metastasis, known as Sister Mary Joseph's nodule (SMJN), is a manifestation of advanced malignant disease. Patients with SMJN usually require supportive care or palliative systemic chemotherapy. However, the increasing number older and infirm patients, radiation therapy for needed more frequently. Therefore, we conducted this review to provide insights into treatment rare condi...

Background: Pulmonary nodular excavation should firstly evoke tuberculosis or necrosis broncho-pulmonary tumor, particularly: epidermoid carcinoma. The case discussed here illustrated these difficulties in patients with rheumatoid arthritis (RA). Case Presentation: A 63-year-old woman was presented with a-three-year history of RA and a recent discovery of an excavated pulmonary nodule. Initi...

the endometrial stromal nodule is a benign tumor composed of differentiated endometrial stromal cells arranged as a well circumscribed nodule with smooth non-invasive margins. they are rare neoplasms, diagnosed in most instances by microscopy. although nodules are benign in nature, hysterectomy is the treatment of choice to enable evaluation of the tumor margins which are well demarcated in end...

thyroid nodules are common, occurring in almost two-thirds of some populations; among these only about 7% are malignant. the most important question with any new discovered thyroid nodule is, “is this malignant?” the main arbiter of malignancy or benignity remains fine needle aspiration and the mainstay of treatment surgery. but given the resources involved, doing an fnac or surgery in every di...