Dina Elnaggar, MD, MS, CAQ

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• Is Bronchitis a Contagious Disease?

  The human respiratory tract starts at the nose and mouth and continues down to the lungs. The air that we breathe in through our nose and mouth passes down the trachea and into the lungs through a series of branched tubes called the bronchi. For a healthy breathing to happen effectively, these tubes...

• Blood Blister: Causes, Symptoms, and Treatment

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• What Is Polyuria?

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• Poison Ivy, Poison Oak, Poison Sumac: The Rashes

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• What Could Happen if My Pneumonia Remains Untreated?

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