Dr. Rizwana Shaheen Shaikh MD

Croup is a viral infection that causes swelling of the airway. As a result, the airway becomes narrower, making it difficult to breathe. It is also accompanied by an irritation in the larynx (voice box) and trachea (windpipe). This condition is also known as laryngotracheobronchitis because the...

Sinusitis occurs because of the infection of the sinuses or cavities of the nasal passage, causing an inflammation and swelling of the tissue lining them. The usual cause is a virus, and the infection persists even when the upper respiratory symptoms have disappeared. Bacteria or fungi can also...

What is gout in knee?Gout in knee is an inflammatory condition that causes swelling and pain in the knee joints. In the US, approximately 1-2 people in every 100 suffer from gout. Men are more likely to be affected by this condition than women with a peak-incidence age of 75. There are recurrent...

What is excessive sweating?Excessive sweating is also known as hyperhidrosis. Abnormal and excessive sweating is not necessarily related to a rise in body temperature or intensive exercises. In this condition, sweating is so excessive that it tends to soak the clothes of an individual. At times,...

What is vitamin D?Vitamin D is a unique fat-soluble vitamin that plays a significant role in many aspects of health. Also referred to as the sunshine vitamin, it stands out from other types of vitamins since the body can produce vitamin D through sunlight exposure. With 20-25 minutes of daily sun...

Croup is a very common respiratory infection in children, but it can also occur in adults. It can occur at any point and is quite infectious since the virus is often being dispersed through the air, which causes the infection to spread to others. Although rare, croup can also be caused by bacterial...