Dr. Michael John Bielefeld MD

The central venous catheter is a type of a catheter that is normally placed in a vein of large size. It is also called the central venous line or central line. Central venous catheters can be fitted in veins found in the chest, groin, arms, and neck. This type of catheter is often used in the...

Sleep apnea is a sleep breathing disorder. It is characterized by repetitive pauses in breathing, which may occur several times per hour and may last for 10 seconds. It is usually a chronic condition. It results in poor sleep quality and excessive sleepiness in daytime. The most common type is...

Introduction The salivary glands produce saliva, which keeps the mouth moist, helps digest the food, and prevents the rapid decay of our teeth. The salivary glands are small in size and are located around the inner lining of the mouth, cheeks, and lips. Many diseases from cancerous tumors to...

Hemorrhoids result from the application of pressure in the anus and rectum. This pressure affects the flow of blood, resulting in the formation of swellings in the veins covering these areas, known as hemorrhoids. At times, the vessels may not allow blood to flow properly along these veins and the...

You may be given pain relievers as you wait for the anesthesia to wear off after your gallbladder removal surgery. After surgery, you will be transferred to a recovery room where your condition will be monitored as you are given some time to rest.During a keyhole operation, carbon dioxide gas is...

The gallbladder is found under the liver on the right side of the abdomen. It has the shape of a pear and looks like a small sac. Your liver produces a fluid used during digestion known as bile. The gallbladder stores bile before releasing it into the small intestine. If the gallbladder is infected...