Dr. Kathleen A Macisaac M.D.

The inflammation of the sinuses found in your forehead, cheekbones, and behind your nose is what is known as sinusitis. Sinusitis can be a short-term inflammation resulting from a bacterial infection after an infection like the common cold. However, sinusitis can also be chronic, resulting from...

A migraine is one of the most severe headaches, and the pain often affects an individual's daily activities. A migraine headache is broadly classified into migraine without aura and migraine with aura. Migraine with aura is a less common type of headache when compared to the other migraine. Aura is...

Vertigo can vary from one person to another, sometimes being just a minor inconvenience and other times becoming a disabling condition. To address these differences, vertigo is classified either as a mild, moderate or severe vertigo. ...

Is it a sore throat or a strep throat infection?Strep throat is a medical condition associated with bacteria that infect the throat and tonsils. The infection is caused by group A Streptococcus bacteria. This group of bacteria is usually spread through contact with droplets of an infected person....

The aim of treating ear infections is to treat the ear infection before complications such as deafness arise. Treatment involves reducing the inflammation and gets rid of the organisms causing the ear infection.Most ear infections resolve on their own, but the best treatment will vary from person to...

Tinnitus refers to the ringing sensation in the ears. For some it is felt like a buzzing or whistling sound that troubles them at night. Tinnitus is actually very common and affects about one in five people. The disturbance may be continuous or periodic in nature. The noise varies in intensity and...