Dr. Andrew Ryan Alsentzer M.D.

What is a barking cough?The medical term for a barking cough is croup, which is a viral condition that causes swelling of the upper airways of children, especially those who are younger than 5 years old. It is also described as the inflammation of the larynx and the trachea in children.There are a...

What is impetigo?Impetigo is also known as "school sores". It is a common bacterial skin infection that occurs in infants and young children, especially preschoolers. Although it is common among children, adults can get impetigo, too.The two types of bacteria that can cause impetigo...

Influenza Influenza, also commonly called as the flu, is a highly contagious respiratory infection caused by viruses, particularly influenza A or influenza B. These viruses usually infect the throat, nose, and lungs. Although the flu causes mild symptoms in most people, it can also cause severe...

What is Conjunctivitis?Conjunctivitis is an inflammation of the conjunctiva (a transparent membrane that covers the white part of the eyeball and lines the eyelids). Conjunctivitis is also known as pink eye, due to the characteristic pink or reddish color of the whites of the eyes.What Causes...

Croup is a common viral infection among children. It causes inflammation and swelling of the trachea (windpipe) and larynx (throat). As a result, a barking cough and noisy breathing often occur. Children under five years old are the most susceptible to the condition.Children who contract croup...

What is Meningitis?Meningitis is the swelling or inflammation of the meninges, which are the three specific membranes covering the brain and the spinal cord. The primary function of the meninges is to protect the central nervous system. Meningitis is an uncommon infection that affects the delicate...