Cannabis and sleep disorders: not ready for prime time? A qualitative scoping review.

Study Objectives: To perform a qualitative scoping literature review for studies involving the effects of cannabis on sleep and sleep disorders.

Methods: Two electronic databases, MEDLINE and EMBASE, searched for comprehensive published abstracted studies that involved human participants. Inclusion criteria were article of any type, published in English, a target population of cannabis users, and reported data on cannabis effect on sleep and sleep disorders.

[Ultrasound assessment of gastric antrum in term pregnant women before elective cesarean section].

Background And Objectives: Pregnant women are considered patients at risk for pulmonary aspiration of gastric contents. The study aim was to evaluate the gastric antral cross-sectional area using ultrasound.

Method: In this prospective study, 85 scheduled term pregnant women underwent gastric ultrasound.

Bioprosthetic mitral valve thrombosis. Importance of transesophageal echocardiography in the diagnosis and follow-up after treatment.

Objective: To report the clinical and echocardiographic findings of bioprosthetic mitral valve thrombosis and the value of transesophageal echocardiography (TEE) in its diagnosis and monitoring of thrombolysis.

Methods: One hundred and eleven patients with mitral bioprostheses underwent TEE, and 4 out of 7 suspected of having a thrombus on these prostheses were included in the study (mean age = 60.2+/-10.