نتایج جستجو برای: b scan ultrasonography

تعداد نتایج: 1008909  

Journal: :International journal of medical ophthalmology 2023

Purpose: The aim of our work is to compare between B Scan Ultrasonography, Immersion UBM and Contact Techniques In evaluation the Lens Area. Methods: A prospective observational case series study was performed on thirty eyes for patients suffering from lens pathology examined by at Ophthalmology Department in Tanta University Hospitals January 2021 till June Sonomed Escalon ophthalmic ultrasoun...

Journal: :Archives of surgery 2001
E B Wilson J C Cole M L Nipper D R Cooney R W Smith

HYPOTHESIS Relative merits and indications exist for ultrasonography (US) and computed tomography (CT) in the diagnosis of appendicitis. DESIGN Prospective study. SETTING General community and tertiary care hospital. METHODS Ninety-nine patients (50 males and 49 females) were studied. Following consent, the initial disposition was recorded, designating the patient for operation, observati...

2016
Berçin Tarlan Hayyam Kıratlı

Uveal melanoma, which is the most common primary intraocular malignancy in adults, arises from melanocytes within the iris, ciliary body and choroid. The diagnosis is based principally on clinical examination of the tumor with biomicroscopy and indirect ophthalmoscopy and confirmed by diagnostic techniques such as ultrasonography, fundus fluorescein angiography and optical coherence tomography....

Journal: :Archives of ophthalmology 1998
J M Liebmann R N Weinreb R Ritch

OBJECTIVE To evaluate the role of annular ciliary body detachment in the development of postoperative angle-closure glaucoma. DESIGN Case series. SETTING Tertiary care glaucoma referral center. METHODS High-resolution, anterior segment ultrasound biomicroscopy, ophthalmoscopy, and B-scan ultrasonography were performed on 6 eyes of 6 patients with a clinical diagnosis of postoperative mali...

Journal: :BMJ case reports 2017
Amar Pujari Deepa R Swamy Rohan Chawla Sabin Dhakal

To cite: Pujari A, Swamy DR, Chawla R, et al. BMJ Case Rep Published online: [please include Day Month Year] doi:10.1136/ bcr-2017-219287 DESCRIPTION The ocular ultrasonography has evolved over years; the combined mode using A-scan and B-scan is very useful in the diagnosis of posterior segment pathology. Brightness mode helps in better evaluation of the mass lesion regarding their size, shape,...

Abdollah Karimi, Farzaneh Jadali, Masoumeh Mohkam, Mostafa Sharifian, Reza Dalirani, Saied Habibian,

  Abstract   Background: Hydronephrosis is the most common congenital condition that is detected   by prenatal ultrasonography. Moreover, the widespread use of prenatal ultrasonography   results in an increased recognition of fetal hydronephrosis. Prenatal hydronephrosis   is diagnosed at an incidence of 1:100 to 1:500 by ultrasonographic studies. The presence of hydronephrosis is not synonymou...

2013
Jiexiu Zhang Bianjiang Liu Ninghong Song Lixin Hua Zengjun Wang Min Gu Changjun Yin

BACKGROUND To summarize the diagnosis and treatment of cystic renal cell carcinoma (CRCC). METHODS A retrospective study was conducted on 13 patients with CRCC at our center from August 2004 to April 2012. The pathologic features, clinical manifestation, imaging characteristics, treatment, and prognosis of CRCC were summarized according to available literature. RESULTS Of the 13 patients, 1...

Journal: :Pakistan journal of ophthalmology 2023

A 16 year old female, was referred by the neuro-physician for evaluation and management of decrease visual acuity in left eye papilledema, she diagnosed Benign Idiopathic Intracranial Hypertension. She under treatment 4 years papilledema. Visual 6/6 right 1/60 eye. Slit lamp examination normal. Fundoscopy showed lumpy appearances optic nerve heads with vessels macula normal, both eyes. Her B sc...

2004
MALCOLM LEMAY

B-scan ultrasonography is now widely used in ophthalmology for investigation of orbital lesions and posterior segment lesions when direct visualisation is prevented by opacity in the ocular media. Most authors have concentrated on ultrasonic demonstration of posterior segment lesions, but the separation of diseases of anterior and posterior segments is largely artificial. The present study has ...

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