Dr. Contessa Direan Metcalfe M.D.

Dengue fever is a mosquito-borne illness in humans that usually occurs in most tropical areas of the world. Dengue fever is also known as the “breakbone fever” or “dandy fever” because of the severe joint and muscle pain experienced by the people who were infected with the virus. The same...

Petechiae are tiny dots that appear as red, brown, or purple in color beneath the skin. They are usually seen in clusters on the stomach, buttocks, arms, and legs. However, they may also appear inside the mouth or on the eyelids. Petechiae may indicate different conditions, which can range from...

Bronchial tubes, which are an important part of the respiratory system, perform an important function of exchanging air to and from the lungs. However, sometimes due to various triggers, these bronchial tubes can get inflamed causing a mucus build-up. The symptoms like coughing and dyspnea that are...

Campylobacter InfectionOne of the main causes of diarrhea is Campylobacter. It is also one of the major causes of foodborne illnesses. When it infects the gastrointestinal tract, it can cause cramps, fever, and diarrhea. Campylobacter infections can be prevented by good handwashing habits and food...

IntroductionCyanosis is the medical term for a bluish discoloration of the skin, nails, toes, and mucous membranes. It is generally caused by low levels of oxygen in the blood. Normally, blood appears bright red when it is fully oxygenated. However, when blood does not have enough oxygen, it turns...

IntroductionNausea is an unpleasant feeling that is usually experienced before vomiting. Constant or persistent nausea is characterized by feeling nauseous for more than 24 hours. Although nausea and vomiting often come together, vomiting may occur without feeling nauseous and nausea can occur...