Dr. Mark R Lena MD

Recommended Articles

• 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...

• The Real, Everyday Differences Between Ulcerative Colitis and Crohn’s

  If you are experiencing chronic gastrointestinal issues, you may have ulcerative colitis (UC) or Crohn’s disease. Both are two of the most common types of inflammatory bowel disease (IBD), affecting more than 1.6 million Americans. ...

• Cholera and Diarrhea

  How Is Cholera Related to Diarrhea? Cholera is an infection that occurs in the small intestines. It is caused by a bacterium known as Vibrio cholerae. The disease is acquired through the intake of contaminated food or water. When an infected person defecates and then clean water comes into contact...

• What Is Hernia: Get the Facts

  A hernia is marked by a bulge in the groin or abdomen, which occurs when an organ protrudes through the muscle opening that keeps it in place. Hernias are a very common problem and can occur in men or women of all ages.For instance, in the case of an incisional hernia, the intestines may protrude...

• How Is Hepatitis C Transmitted?

  Hepatitis CHepatitis C causes inflammation of the liver. The incubation period of the hepatitis C virus is 6-7 weeks. After the incubation period, symptoms begin to show. However, approximately 80 percent of people with acute hepatitis may show no symptoms. Other types of hepatitis are hepatitis A...

• What Is Autoimmune Hepatitis?

  Autoimmune hepatitis is a disease characterized by inflammation of the liver, and when the immune system of our body turns against our liver cells, autoimmune hepatitis occurs. The immune system normally protects the human body from external viruses, bacteria, or infection, which can cause serious...