Dr. Luis E Luna M.D.

What is cat scratch fever?Cat scratch fever is also known as "cat scratch disease", which is a type of bacterial infection. The disease got its name because humans contract the infection from cats that are infected with the bacterium called Bartonella henselae, which is one of the most common...

Hematuria is the phenomenon in which traces of blood appear in the urine. It presents a unique problem because it is not a disease in itself. It is not infectious, nor is it capable of threatening a life. It is merely a warning sign that something is wrong inside the body. Though frightening in...

Chronic Obstructive Pulmonary Disease (COPD) and lung cancer are two ends of the same spectrum. Though vastly different in core characteristics, they share many symptoms such as painful wheezing, a persistent cough, and the production of copious mucus. Both these diseases have similar causes and...

Degenerative disc disease is characterized by the breakdown of the intervertebral discs — the soft discs that act as shock absorbers and provide flexibility to the spine. This condition is not a disease, but it is a common change that occurs with age. It is a common age-related change in which...

Dehydration results when you lose water in your body. The rule of thumb is, if you’re thirsty, you’re already dehydrated. Keep well hydrated by drinking plenty of water, even before you begin your outdoor activity,” said Dr. Irvin Sulapas, a primary care sports medicine physician and assistant...

Rare are the men who have never questioned the size of their penis. Is my penis too small? Is my penis too big? These questions are placed on the list of the most common Google searches. Urologists also confirm that these are the usual concerns their patients express. What is it about penis size,...