Physical Medicine and Rehabilitation (PM&R) physicians, also known as physiatrists, treat a wide variety of medical conditions affecting the brain, spinal cord, nerves, bones, joints, ligaments, muscles, and tendons.
Lymphatic drainage can be helpful in reducing this type of edema because the cause is a reduced functioning of the lymph system. Other causes of edema can be a chemical imbalance in the body caused by liver disease, diabetes, or a variety of other ailments.
Once the irritant is gone, the drainage generally returns to normal. Ad. Another cause of abnormal sinus drainage can be a bacterial or viral infection, most likely a cold or flu. The amount of infected sinus fluid overwhelms the natural drainage system, so it stagnates in the nasal passages and becomes thicker.