Sacral insufficiency fractures (SIF) are a common, but often underdiagnosed source of crystal cupcake stand lower back pain without apparent trauma.This report presents the clinical outcome of a 75-year-old female with SIF, and an underlying medical history of osteoporosis and rheumatoid arthritis.She was treated non-operatively, in-hospital, with

Slit lamp examination is an important clinical method for microscopic evaluation of anterior segment inflammation.However, it is observer dependant and existing grading systems are subjective with limited reproducibility.Laser flare photometry is an viking k2 slide gate operator objective quantitative tool to analyze aqueous flare non-invasively an

Cavitation will increase the leakage and discharge pressure fluctuation of axial piston pumps.In particular, specific cavitation damage may aggravate the pressure impact and pbr keg performance degradation.The influence of the specific cavitation damage on the discharge pressure is unclear, and the need for fault detection of this damage is urgent.