Simple Answers to Medical Questions

What is Tinea Capitis? Ringworm of the Scalp

One of the most common sites for a fungal infection in the scalp, the skin on the top of the head that is usually laden with hairs. Tinea capitis is a fungal infection of the scalp skin caused by dermatophytes. Since dermatophytes cause a typical red ring-like rash, it is often referred to as scalp ringworm. However, it is important to note that a scalp ringworm has no involvement with any parasitic worm of any sorts. The fungus consumes the skin cells and the base of the hair in many instances thereby making it one of the most important infectious causes of hair loss.

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What is Dental Amalgam Fillings? What are Dental Composites?

Difference between dental amalgam and composites

Dental amalgam fillings and dental composites are widely used dental restorative materials. Dental amalgam is an alloy of mercury combined with metals such as silver, copper and zinc. It is used as the dental restorative material of choice for over a century in dentistry. It is one of most cost effective, durable and long lasting restorative material available. The major disadvantage of dental amalgam is the metallic color of restoration that causes cosmetic problems if it is used in the front teeth

Dental composites are restorative materials that are derived from combination of two or more chemically different material with a distinct interphase in between. The major advantage with the use of dental composite restorations is availability of various shades and hues to match the exact tooth color and reestablish the aesthetics. It is also a strong and long standing restorative material with minimum side effects.

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What Causes Stomach Pain (Gastric Pain)?

Stomach pain is a common occurrence in every person’s life but it is important to differentiate what is meant by this term. It is not uncommon for most people to refer to abdominal pain in general as stomach pain. However, the stomach is a specific part of the gastrointestinal tract, a hollow muscular organ that lies between the esophagus (food pipe) and small intestine (small bowel). Therefore stomach pain in the true sense refers to pain in the stomach organ. In order to understand the location of the pain it is important to first identify the location of the stomach.

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