Dr. David Richard Pastran MD

Recommended Articles

• Natural Remedies for Nasal Congestion

  What is a nasal congestion?Cold, flu, and sinus infections are often few of the culprits that lead to sinus and nasal congestion. Most people must have experienced sinus-related pain and pressure in some point of their lives, and often, people tend to recover without taking antibiotics or any other...

• What Is Bacterial Conjunctivitis?

  What is bacterial conjunctivitis?Conjunctivitis is an inflammation of the palpebral or bulbar part of the eye. There are many types and many causes of conjunctivitis. One common type is bacterial conjunctivitis, wherein bacteria that infect the eyes spread through direct contact with an infected...

• Pleurisy vs. Bronchitis: Differences and Similarities

  What is pleurisy?Pleurisy is a condition, in which the lining that surrounds the lungs and the interior of the chest cavity is inflamed. Due to the inflammation of the pleura, this condition is also called as pleuritis. The pleural space is the space between the lungs and the chest cavity wall....

• What Causes Constipation?

  What is constipation?Constipation is defined as not being able to pass stools in a regular manner, or being unable to fully empty your bowels. Most people experience constipation only for a short period of time. However, it can be a chronic condition to some.Chronic constipation can result in...

• What Is Nicotine?

  IntroductionNicotine is an alkaloid stimulant that comes from the nightshade family of plants, particularly from the leaves of tobacco. The type of nicotine found in tobacco plants is called Nicotiana tabacum. Nicotine can also be synthetically produced. Thousands of chemicals are contained in...

• Conjunctivitis: When to See an Ophthalmologist and What to Expect

  Our eyes are our windows to the world, and we each get only a single pair in our lifetime. Life without our sense of sight can spell great difficulty. Imagine being born and living with good vision for decades, only to have it impaired by some disease we could have prevented or gotten treatment for....