Dr. Jennifer Ellen Hetrick M.D.

Pertussis is an infection of the upper respiratory system. The disease is highly contagious and spreads through the coughing and sneezing of an infected individual. This highly contagious and airborne disease is caused by the bacteria called Bordetella pertussis. The symptoms of pertussis typically...

Introduction Mesenteric adenitis is the inflammation of the lymph nodes present in the mesentery, which is the membrane that attaches the small intestine to the abdominal cavity wall. It usually causes abdominal pain, especially in children and teenagers. Lymph nodes contain lymphocytes, which are...

What is a urinary tract infection (UTI)?A urinary tract infection (UTI) is an infection in the urinary system, which includes the kidneys, bladder, urethra, and ureters. Usually, UTIs happen in the lower urinary tract, which consists of the bladder and urethra.Women are more prone to developing...

Campylobacter InfectionOne of the main causes of diarrhea is Campylobacter. It is also one of the major causes of foodborne illnesses. When it infects the gastrointestinal tract, it can cause cramps, fever, and diarrhea. Campylobacter infections can be prevented by good handwashing habits and food...

Lung cancer, also known as lung carcinoma, is a malignant lung tumor depicted by uncontrolled cell growth in tissues of the lung. If left untreated, this growth can spread beyond the lung by the process of metastasis into nearby tissue or other parts of the body.The following are 5 tips on...

Insomnia is the inability to sleep that people of all ages can experience. It may be caused by a wide range of factors including physical discomfort or psychological problems. There is a direct relationship between insomnia and psychosocial factors. Factors such as increased age, conflicts with...