Comparison between B scan ultrasonography, immersion UBM and contact UBM techniques in evaluation of the lens area

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 ultrasound Vupad, U.S.A.Results: mean age 59.67±5.80 with peak incidence ages 60 69 years. 43.3% cases were males 56.7% females. value depth anterior chamber immersion contact 2.565±0.292 mm (range 2.11 3.04 mm) 2.183±0.457 1.52 2.99 respectively underestimated statistically significant difference values that measured two methods (p