Dr. Juan P Calero MD

The ability to gain and maintain a healthy weight for patients who suffer from cystic fibrosis can be a challenge. Many children with the condition suffer from failure to thrive. The disorder has the tendency to cause a blockage in digestion that prevents necessary fats from being absorbed. Proper...

The Nature of Cancerous CellsEvery cell in the human body is programmed to carry out a specific role. For example, a red blood cell carries oxygen to tissues, a white blood cell wards off infection, and an intestinal cell absorbs nutrients in the digestive tract. All these cells are programmed to...

Researchers have recently found that the simple procedure of inhaling hypertonic saline solution, or HSS, can increase sputum production and improve pathogen identification in children. This breakthrough will act as a benefit to many suffering from cystic fibrosis who are unable to spontaneously...

Every day when Kate Daly, a teen from Canberra, joins her friends for lunch at Radford College, she has to open a small package that her mother, Ellen, tapes to her lunchbox.Inside the package is Kate's daily dose of digestive enzymes. Kate has to take these enzymes with every single meal. Her mom...

Pulse oximeters measure the pulse rate of an individual, which is usually marked by a small heart. This is the first number that appears while using a pulse oximeter.  It also measures the proportion of oxygenated hemoglobin in the blood within pulsating vessels. This determines the level of oxygen...

Lung cancer is one of the most common cancers in the world. It is a leading cause of cancer death in men and women worldwide. Lung cancer defies classification as a single disease affecting just one organ. The warning signs and painful symptoms represent major systemic disorders in different parts...