Dr. Marvin E Urbina MD

 What is active immunity?...

Conjunctivitis or "pinkeye" is an infection of the conjunctiva, the thin, clear membrane coating the white of the eye and lining the inside of the eyelid. The symptoms may vary slightly depending on the cause, but are distinct: redness of the white part of the eye, tearing, a thick yellow discharge...

What is guaifenesin?It is an expectorant. It helps to cough out mucus through the mouth. It is known to reduce chest congestion caused by infections, common cold or allergies, respiratory illnesses, and bronchitis. It is not used to treat cough caused by smoking and long-term breathing problems....

What is scabies?Scabies is a contagious skin condition characterized by small and itchy red spots caused by a tiny mite called Sarcoptes scabiei. Mites tend to burrow into the skin, which urges an individual to itch. Itching often worsens during nighttime. Scabies can spread through prolonged...

Uncontrollable shivering is characterized by the rapid shifting between muscle relaxation and contraction. It is through these contractions that the body warms itself up when exposed to cold. Shivering is not always accompanied by fever. In some cases, shivering may occur before the onset of...

What is enuresis?Enuresis, also called nocturnal enuresis, is the medical term for bedwetting or urinating during sleep. Bedwetting is usually part of a child’s development. It is fairly common among children and is slightly more common in boys.Most children outgrow bedwetting without any...