نتایج جستجو برای: ultrasonography parameters
تعداد نتایج: 620074 فیلتر نتایج به سال:
BACKGROUND AND OBJECTIVE To evaluate ultrasonography outcomes in eyes with stage 5 retinopathy of prematurity (ROP). PATIENTS AND METHODS Patients with bilateral stage 5 ROP were evaluated retrospectively. Ultrasonography examination was performed in all cases. Patients' demographic features and ultrasonography findings such as axial eye length, funnel configuration, subretinal hemorrhage, an...
OBJECTIVES To increase accuracy of the detection and differential diagnosis of the early epithelial ovarian cancer (EOC) with transvaginal contrast-enhanced ultrasonography (TVCEUS) combining serum human epididymisprotein 4 (HE4), and resistance index (RI). Methods: This retrospectively case-control study of 230 patients with ovarian tumors were reviewed at the Department of Gynecology and Obst...
BACKGROUND AND PURPOSE Contrast transcranial Doppler ultrasonography is a new method to detect intracardiac right-to-left shunts, such as the patent foramen ovale. However, the methodology of the procedure varies considerably among investigators. This study was undertaken to assess the influence of methodological parameters on the results of the contrast transcranial Doppler examination in the ...
BACKGROUND To date, there has been little agreement on the use of ultrasonographic parameters in predicting the long-term outcome after transplantation. This study evaluates whether ultrasonography of the graft performed in the early stage after transplantation is a valuable predictor for long-term-outcome. OBJECTIVES The aim of this study was to evaluate the association of ultrasonographic p...
Background The aim of this study is to determine the predictive value of ultrasonography for results of local steroid injection in patients with carpal tunnel syndrome (CTS). Materials and Methods This prospective cohort study was conducted during a 1-year period in outpatient clinics of rehabilitation and physical medicine including 35 patients with moderate and severe CTS who receive ultras...
Background Ultrasonography is useful for distinguishing between benign and malignant soft-tissue tumors. However, no study has focused on its usefulness in the differential diagnosis between low-grade and high-grade soft-tissue sarcomas. We conducted a retrospective study to determine the usefulness of the parameters of ultrasonograph and to develop a practical scoring system for distinguishing...
Abstract Aims and Background: New standards have been developed for pain management in the recent years, and many focused on perioperative pain management to reduce complications during and after the surgery. This study has been designed to determine the impact of ultrasonography on the onset and duration of the analgesia by femoral nerve block after isolated femoral fracture surgery. Ma...
BACKGROUND Previous studies have demonstrated that ultrasonography is the recommended imaging modality for preoperative staging of papillary thyroid carcinomas (PTCs). However, only a few studies have kept watch on preoperative evaluation of capsular invasion (CI) or extracapsular extension (ECE) and cervical lymph node metastasis using preoperative ultrasonography. This study aimed to investig...
ABSTRACT One of the common problems of women which causes them to have frequent visiting to gynecologists is abnormal uterine bleeding. It may be due to hormonal abnormalities to dangerous malignancies. So early diagnosis and treatment of abnormal uterine bleeding is very important. During the last few years many studies were published, showing a good agreement of transvaginal ultrasonography ...
OBJECTIVE The aim of this prospective study was to investigate whether ovarian blood flow is related to embryological parameters and whether it could be a predictor of outcomes of IVF/ICSI. METHODS Eighty infertile women underwent ovarian stimulation with gonadotrophins after a long protocol with GnRH agonists. The ovarian volume (OV), number of follicles (NF) and follicular volume (FV) of al...
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