Tracheitis

Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
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W8MD medical weight loss NYC and sleep center NYC

Tracheitis
Synonyms	Inflammation of the trachea
Pronounce	N/A
Specialty	N/A
Symptoms	Cough, fever, stridor, dyspnea
Complications	Respiratory failure, pneumonia
Onset	Sudden
Duration	Varies
Types	N/A
Causes	Bacterial infection, viral infection, irritants
Risks	Smoking, air pollution, allergies
Diagnosis	Clinical examination, bronchoscopy, imaging
Differential diagnosis	Croup, epiglottitis, bronchitis
Prevention	Avoidance of irritants, vaccination
Treatment	Antibiotics, corticosteroids, oxygen therapy
Medication	Antibiotics, steroids
Prognosis	Generally good with treatment
Frequency	Rare
Deaths	Rare

The trachea, colloquially known as the "windpipe", is a vital structure in the respiratory system, serving as the main conduit for air to pass from the external environment to the lungs.

Anatomy

The trachea is a cylindrical tube that extends from the larynx (voice box) down the neck, anterior to the esophagus, and continues into the upper region of the chest. In this region, the trachea bifurcates (splits) to give rise to the left and right bronchi, which in turn carry air to the respective lungs.

Structure

Comprised mainly of cartilaginous rings and soft tissue, the trachea is designed to be flexible yet sturdy. The cartilaginous rings, which are C-shaped, provide structural support, ensuring the trachea remains open, even during times of increased airflow or external pressure.

Function

The primary function of the trachea is to provide an unobstructed passageway for air to flow between the external environment and the lungs. It facilitates:

• Inhalation: The intake of oxygen-rich air from the environment into the lungs.
• Exhalation: The expulsion of carbon dioxide-rich air from the lungs to the environment.

The tracheal lining contains ciliated cells and goblet cells which produce mucus. The coordinated movement of the cilia propels mucus (laden with trapped particles and pathogens) upwards, towards the larynx, thereby playing a crucial role in filtering and cleaning the inhaled air.

Clinical Relevance

The trachea, due to its critical function and location, can be the site of various medical conditions and procedures, such as:

• Tracheitis: An inflammation of the trachea, commonly caused by infections.
• Tracheostomy: A surgical procedure wherein a hole is made in the trachea to establish an airway, often done in cases where the natural airway is obstructed.
• Tracheal intubation: Insertion of a tube into the trachea, typically done to ensure airway patency during surgeries or respiratory distress.

Conclusion

The trachea, or windpipe, is an essential component of the human respiratory system, ensuring the smooth and efficient transport of air to and from the lungs. Its structure and function make it integral to respiration, while its anatomical placement means it is involved in various clinical scenarios and procedures.

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