Conditions commonly identified by chest radiography. 1  Pneumonia. 2  Pneumothorax. 3  Interstitial lung disease. 4  Heart failure. 5  Bone fracture. 6  Hiatal hernia.
Helicoidal flow is the cork-screw-like flow of water in a meander.It is one example of a secondary flow.he helicoidal motion of the flow aids the processes of hydraulic action and corrasion on the outside of the meander, and sweeps sediment across the floor of the meander towards the inside of the meander, forming point bar deposits.
Describe the normal hepatic vein waveform. Despite commonly being described as triphasic, has four components: The A wave (blue), which is above the baseline, has a retrograde component of flow toward the liver. The S (red) and D (green) waves are below the baseline with flow antegrade toward the heart.