Analog RGB signals carry video information for the three primary video colors on separate signals, one for each color. Formats that use analog waveforms for RGB signals in home entertainment systems include component video and video graphics array.
Sinus infection, or sinusitis, is an inflammation of the sinuses and nasal passages. A sinus infection can cause a headache or pressure in the eyes, nose, cheek area, or on one side of the head.
Medicines may be needed when symptoms of sinusitis are severe or do not improve. 1  Treat the infection, which is usually caused by bacteria if your symptoms have lasted more than 7 to 10 days. 2  Relieve pressure and pain caused by poor sinus drainage.  Reduce inflammation of the nose and sinuses.