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Trachea01:22

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The trachea, commonly known as the windpipe, is a vital part of the human respiratory system. It serves as a passageway for air to travel between the larynx and the bronchi, allowing oxygen to reach the lungs. Let's explore its anatomical features, dimensions, layers of the tracheal wall, associated muscles, and the functions of its parts.
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Atypical pneumonia, often caused by Mycoplasma pneumoniae, is a form of pulmonary infection that differs from the classical presentation of bacterial pneumonia in both its cause and clinical symptoms. Mycoplasma pneumoniae is a pleomorphic bacterium notable for its lack of a rigid cell wall. This structural characteristic imparts resistance to beta-lactam antibiotics and significantly influences the bacterium’s behavior within the human host.Other pathogens responsible for the disease...
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The Bronchial Tree01:23

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Cystic fibrosis (CF), an autosomal recessive disorder, significantly affects the function of exocrine glands. This genetically inherited disease is characterized by the production of thick and sticky mucus, which can severely affect various organs and systems in the body.
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Microbiota of the Respiratory Tract01:29

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The human respiratory tract, comprising the upper and lower segments, serves as a critical interface with the external environment. The upper respiratory tract (URT)—including the nostrils, sinuses, pharynx, and oropharynx—is heavily colonized by microbes, while the lower respiratory tract (LRT), composed of the larynx, trachea, bronchi, and lungs, was long thought to be sterile. However, recent molecular studies have revealed that the lungs are not devoid of microbes but act more...
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Technique of Conjunctival Biopsy and Direct Immunofluorescence for Diagnosing Mucous Membrane Pemphigoid
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Mucous Membrane Pemphigoid with Tracheal Involvement.

Arash Minaie1, Salim R Surani2

  • 1Bay Area Medical Center, University of North Texas, 7121 S. Padre Island Drive, Corpus Christi, TX 78412, USA.

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|March 9, 2016
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Mucous membrane pemphigoid can affect the airway, extending into the trachea. This case highlights the importance of recognizing and managing this rare but serious condition involving the respiratory tract.

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Area of Science:

  • Pulmonology
  • Dermatology
  • Immunology

Background:

  • Mucous membrane pemphigoid (MMP) is a rare autoimmune blistering disease.
  • Airway involvement in MMP, particularly the trachea, is uncommon.
  • Oropharyngeal and tracheal MMP can lead to significant respiratory compromise.

Purpose of the Study:

  • To report a case of extensive mucous membrane pemphigoid involving the oropharynx and trachea.
  • To review the current literature and consensus on managing MMP with airway involvement.
  • To increase awareness of this rare but potentially life-threatening manifestation.

Main Methods:

  • Case presentation of a 34-year-old African American female with hemoptysis.
  • Review of four previously reported cases of tracheal mucosal pemphigoid.
  • Literature search for current management strategies for airway-involved MMP.

Main Results:

  • The patient presented with hemoptysis due to MMP affecting the oropharynx and extending to the trachea.
  • Only four other cases of mucosal pemphigoid involving the trachea have been documented.
  • Current management consensus for airway involvement was reviewed.

Conclusions:

  • Mucous membrane pemphigoid can present with severe airway compromise, including tracheal involvement.
  • Prompt diagnosis and multidisciplinary management are crucial for patients with MMP affecting the respiratory tract.
  • Further research is needed to establish optimal treatment guidelines for this rare condition.