Dr. Christopher J. Horan MD

What is laryngitis?Laryngitis is the swelling of your voice box. It is often caused by an infection, mostly by a virus. The voice box is also known as the larynx. It links the back of your throat to the windpipe. The vocal cord and larynx are part and parcel and are required for speech. Laryngitis...

What is Reye’s syndrome?Reye's syndrome is a rare but serious condition that can cause swelling of the liver and brain. Even though this condition can occur at any age, it is mostly reported to affect children and teenagers, especially those who are trying to recover from viral infections, such as...

 What is active immunity?...

Chickenpox is an infectious disease caused by varicella zoster virus. It is very common among children but may affect adults also. Infection by this virus causes red blisters in different parts of the body. This skin condition has become less common with the advent of chickenpox vaccination. The...

When you are raising children, an autism diagnosis can knock you off your feet. It means lifestyle change, not only for you and your child but for your whole family.If your child has just been diagnosed with Autism Spectrum Disorder (ASD), you understand exactly what we are talking about.At this...

Fraternal twins definitionFraternal twins are commonly known as "non-identical twins" and can be simply defined as siblings who share the same womb but with different amniotic sacs and placentas. Biologically, they are said to be "dizygotic" meaning two different sperm cells fertilized two...