A healthy 30-year-old man presented to the ophthalmology clinic in Alicante, Spain with a three-day history of recurrent, painful bumps on his left lower eyelid. He reported having annual recurrences of similar lesions at the same site since…
By Peter Galvin, MD
Progressive clouding of the natural lens of the eye is called a cataract. Worldwide, cataracts were responsible for about 15 million cases of blindness and 79 million cases of moderate to severe visual impairment among adults…
A 21-year-old woman presented to the pulmonary clinic at the Fourth Affiliated Hospital of China Medical University in Shenyang, China with a seven-day history of sore throat and cough. On routine chest X ray, she was noted to have a spinal…
To begin with, urea is the main nitrogen-containing substance in mammalian urine. It is crystalline and easily dissolves in water. Urea, as measured by blood urea nitrogen (BUN), is a measure of kidney function. But BUN can be influenced by other…
Eastern equine encephalitis (EEE) is a potentially life-threatening viral infection spread by mosquitoes in the eastern U.S. from Texas to Maine. It is seen mostly in coastal and wooded areas near marshes and swamps in the Atlantic, Gulf Coast,…
A previously healthy 42-year-old man presented to the dermatology clinic in Athens, Greece with a 20-day history of an expanding, asymptomatic rash on his trunk. The first lesion had been a red spot on the patient’s left side. Ten days after…
[Today’s topic was requested by a reader. The reason I write this column is to provide medical education to the readers. Please feel free to request any topic and I will do my best to help.]
The term hidrosis, like diaphoresis, refers to…
Today’s case is from the Hiroshima-Nishi Medical Center in Hiroshima, Japan. A 75-year-old man presented to the cardiology clinic with a three-week history of fatigue and palpitations. On physical examination, his heart rhythm was irregular….
Eating disorders are substantial disturbances in eating or behavior related to eating. They may be associated with medical and psychiatric complications, impaired functioning, and decreased quality of life. People with eating disorders have higher…
There are two main types of lung disease – obstructive and restrictive. In obstructive disease, the air sacs, or alveoli, in the lungs are destroyed, usually by a toxin inhaled into the lungs, for example cigarette smoke. This causes Chronic…
