Detected a very small portable ultrasound machine or a handhold?

Pleural effusion is a condition called pulmonary dehydration. The pleura is a thin membrane between the chest cavity and the lungs. In people with healthy lungs, there is a small amount of fluid between the lungs and the chest in the pleural membrane to prevent them from rubbing against each other because during respiration (tail), the volume of the lungs increases and they contract. ... ادامه مطلب