Dr. Richard Nivala MD

Recommended Articles

• Langerhans cells

  These are dendritic skin cells and contain Birbeck granules which is an organelle. In almost all the layers of the epidermis, langerhans cells are found. In the stratum spinosum they are the most prominent. Also, in the papillary dermis they occur. They are also found in the mucosa of the vaginal...

• Is Dengue Fever Contagious?

  Dengue fever is not contagious, and it cannot be spread from human to human or from animal to human by direct contact. It is not an airborne disease that infects you by inhaling polluted air. It is not a water-borne disease that can infect you by drinking contaminated water....

• Recovery After a Laminectomy

  Laminectomy is a surgical procedure done for the removal of the lamina, bone spurs, and ligaments that may be putting pressure on your spinal nerves and causing lower back pain. The procedure is said to be one of the most commonly performed back surgeries. Below is a detailed information on what...

• Different Types of Physicians Explained

  Doctors or physicians are categorized according to different factors including medical specialties and subspecialties. Most doctors specialize in a specific area of medicine. This article provides a summary of the different types of doctors in the medical field. AllergistsAllergists are also...

• What Is the Epiglottis?

  What is Epiglottis?Epiglottis is a elastic flap of tissue that is shaped like a thin leaf and situated at the root of the tongue. It protects the opening between the vocal cords, known as the entrance of the glottis. Epiglottis is covered with mucous membrane, which is a yellow elastic cartilage...

• What Are the Risks of Laminectomy?

  Your doctor will first attempt to give you other alternative treatments before recommending surgery. If your back pain still persists after treatment, your doctor may suggest for surgery as one of the solutions. Laminectomy is the most probable surgical procedure that you will have to undergo.Facts...