1 Phone Number: The contact phone number for Comcast headquarters is 1-215-286-1700.  Fax Number: All fax communication with the corporate office should be sent to 1-215-981-7790.
Pneumonia (lung inflammation, usually caused by a viral or bacterial infection). Sinusitis (inflammation of the sinuses usually due to a viral, bacterial or fungal infection). Tonsillitis (inflammation of the tonsils often caused by an infection). Tuberculosis (serious infection affecting the lungs and other organs).
Knowledge center. Pneumonia is an infection of the lungs that is caused by bacteria, viruses, fungi, or parasites. It is characterized primarily by inflammation of the alveoli in the lungs or by alveoli that are filled with fluid (alveoli are microscopic sacs in the lungs that absorb oxygen).