What is subglottic swelling?

Subglottic edema is a common feature following prolonged or traumatic intubation. This edema is part of a local inflammatory cascade causing ulceration, granulation, local devascularization and eventually chondritis of the underlying cartilaginous structures.

What causes subglottic stenosis?

Acquired Subglottic Stenosis – This type is not present at birth, but develops after birth. This most commonly occurs due to infection, trauma, or problems associated with intubation (a breathing tube inserted into the airway). These issues can cause scar to form in the airway that causes narrowing.

What does subglottic stenosis feel like?

Symptoms of subglottic stenosis include: Noisy breathing, also known as stridor. Cough. Voice changes. Feeling of phlegm “stuck” within the airway.

What is stenosis of the throat?

Tracheal stenosis is a narrowing of the windpipe that can occur after radiation therapy, prolonged use of a breathing tube, or other procedures. View Details. Tracheal stenosis, including subglottic stenosis, is a narrowing of the trachea that causes breathing problems.

What is stenosis in the throat?

Tracheal stenosis refers to abnormal narrowing of the trachea that restricts your ability to breathe normally. The trachea is also commonly known as the “windpipe.” Tracheal stenosis can also be referred to as subglottic stenosis.

Can tracheostomy cause GERD?

The presence of a tracheotomy tube did not increase the risk of reflux in our study population. Gastroesophageal reflux is increasingly being recognized as a contributing factor in the pathogenesis of pediatric airway disorders.

What does it mean when it feels like your throat is closing up?

The cause of the tightness can vary from an infection like strep throat to a more serious allergic reaction. If you have other warning signs, like trouble swallowing or breathing, throat tightness is an emergency that needs to be treated immediately. Tightness in your throat can take many forms.