Dr. Orlando Javier Marchena nieves MD

Recommended Articles

• The Common Cold: Symptoms and Management

  We all have had more than one episode of a common cold in our lives. This is the commonest infection we all experience.  A cold usually begins 2 to 3 days after being exposed to an infected source. Once you catch a cold, it will last for about a week but sometimes it can even go on for more than...

• All About Skin Abrasions

  What is an abrasion?An abrasion is an open wound caused by the skin coming into contact with a rough surface, rubbing away the upper epidermal layer of the skin. The parts of the body that are more prone to abrasions are thin-skinned bony areas, such as the elbows, knees, ankles, shins, and upper...

• Oliguria

  Oliguria is a medical term used when referring to a decreased urine output. Oliguria is considered when a person’s urine output is less than 400 mL in a 24-hour period. When it comes to infants, oliguria occurs when the urine output is less than 0.5 mL/kg/hr for 24 hours. Anuria is the absence...

• How Are Gallstones Diagnosed?

  What are gallstones?Gallstones are stones that are formed either in your gallbladder or the bile duct. The gallbladder is a small organ located just under the liver. Its basic function is to hold bile, which is a digestive fluid secreted by the liver. The gallbladder releases bile when it is...

• Is Pleurisy a Chronic Condition?

  What is Pleurisy?Pleurisy, also known as pleuritic is when the pleural membranes lining your lungs and chest cavity rub against each other causing a sharp stabbing pain that exacerbates while you breathe in.Pleurisy can be categorized as acute or chronic pleurisy depending on the duration of the...

• What Is a Normal Heart Rate?

  What is heart rate?The heart rate is the number of heartbeats that occur per minute. The normal heart rate depends from person-to-person. As people get older, the heart rate changes and pulse regularity may change, which can signify heart problems or other medical conditions. Your heart rate may...