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Laryngeal amyloidosis.

Ravichand C Siddachari1, Devendra A Chaukar, Conjeevaram S Pramesh

  • 1Department of Surgical Oncology, Division of Head and Neck Oncology, Tata Memorial Hospital, Mumbai, India.

The Journal of Otolaryngology
|June 22, 2005
PubMed
Summary

Localized laryngeal amyloidosis involves amyloid fiber deposition in the larynx, causing hoarseness. Diagnosis requires biopsy and Congo red staining, with endoscopic laser excision as the primary treatment for excellent outcomes.

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Area of Science:

  • Otorhinolaryngology
  • Pathology
  • Medical Imaging

Background:

  • Localized amyloidosis is defined by amyloid fiber deposition in a specific site without systemic involvement.
  • Localized laryngeal amyloidosis often presents with chronic hoarseness and dyspnea.
  • Early suspicion and characteristic laryngoscopic findings are crucial for diagnosis.

Observation:

  • Diagnosis relies on high clinical suspicion and characteristic direct laryngoscopic appearance.
  • Adequate deep punch biopsy is essential for histopathological confirmation.
  • Congo red staining and polarized light microscopy are definitive diagnostic tools.

Findings:

  • Computed tomographic scans aid in evaluating the extent of laryngeal amyloidosis.
  • Surgical intervention is the primary treatment modality.

Related Experiment Videos

  • Endoscopic carbon-dioxide laser excision is the recommended first-line therapy.

    • Implications:

    • Preserving voice and airway function is paramount in managing laryngeal amyloidosis.
    • Recurrent amyloid deposit removal may be necessary.
    • Treatment outcomes for localized laryngeal amyloidosis are generally excellent.