Microlaryngeal Surgery

Microlaryngeal Surgery (MLS) is often described as the "fine-tuning" of the human instrument. When your voice—the primary tool for connection, career, and expression—begins to falter, this procedure offers a high-definition, surgical intervention to restore clarity and function. It is a marriage of microscopic precision and delicate artistry.

1. What is it? (Overview & Common Names)

Microlaryngeal Surgery is a minimally invasive surgical procedure used to visualize and operate on the vocal folds (vocal cords) with extreme precision. The "Micro" refers to the use of a high-powered operating microscope that provides a magnified, three-dimensional view of the larynx.

During the procedure, a hollow metal tube (laryngoscope) is inserted through the mouth while the patient is under general anesthesia. This allows the surgeon to use long, delicate micro-instruments or lasers to remove growths without making any external incisions on the neck. Because the vocal folds are incredibly small—roughly the size of a fingernail—this magnification is essential to preserve the "mucosal wave," which is the vibration necessary for a clear voice.

• Common Names: Phonosurgery, Microlaryngoscopy, Endoscopic Laryngeal Surgery, Vocal Cord Microsurgery.

2. Common Symptoms: When to Meet a Doctor

The voice is a sensitive indicator of laryngeal health. You should consult an Otolaryngologist (ENT) specializing in Laryngology if you experience:

• Chronic Hoarseness: Any change in voice quality (raspiness, breathiness, or strain) lasting more than three weeks.
• Vocal Fatigue: A voice that starts strong in the morning but "tires out" or disappears by evening.
• Reduced Pitch Range: For singers or speakers, the inability to hit high notes or a sudden "break" in the voice.
• Globus Sensation: The persistent feeling of a "lump in the throat" that doesn't clear with swallowing.
• Odynophonia: Pain or physical discomfort during or after speaking.
• Diplophonia: A "double-toned" voice where two different pitches are produced simultaneously.

3. List of Associated Diseases

Microlaryngeal surgery is the definitive treatment for several benign and malignant conditions:

4. List of Screening and Diagnostic Tests

Before surgery, a "voice roadmap" is created using these specialized tools:

1. Videostroboscopy: The gold standard. It uses a synchronized flashing light to view the vocal cords vibrating in slow motion.
2. Flexible Fiberoptic Laryngoscopy: A thin camera passed through the nose to view the larynx in a natural, upright position.
3. Acoustic Voice Analysis: Computerized recording of the voice to measure "jitter" and "shimmer" (frequency and amplitude variations).
4. Laryngeal EMG: Measures the electrical activity of the laryngeal muscles if nerve damage is suspected.
5. CT/MRI of the Neck: Used primarily if a tumor is suspected to check for deep tissue invasion.

5. Am I Eligible for This Procedure?

Eligibility is determined by the failure of conservative management and the nature of the lesion.

• You are likely eligible if: You have a discrete lesion (like a polyp or cyst) that does not resolve with voice therapy or acid reflux medication, or if a biopsy is required to rule out cancer.
• You may not be eligible if: You have severe cervical spine (neck) stiffness that prevents the head from tilting back, or if you have unstable cardiovascular health that makes general anesthesia risky.
• The "Professional Voice" Factor: Professional singers or speakers are often prioritized for this surgery to prevent permanent scarring that could end a career.

6. Pre and Post-Care Requirements

Pre-Care:

• NPO (Fasting): No food or water for 8 hours before the procedure.
• Reflux Control: Patients are often put on Proton Pump Inhibitors (PPIs) for weeks prior to ensure the throat is not "acid-burned," which complicates healing.
• Blood Thinners: Discontinue Aspirin, Ibuprofen, or Warfarin (as directed) to prevent vocal cord hemorrhage.

Post-Care:

• Absolute Voice Rest: This is non-negotiable. For 3 to 7 days, you must not speak, whisper, or clear your throat. Whispering actually creates more friction on the cords than talking.
• Hydration: Drink at least 2 liters of water daily to keep the vocal fold mucus thin and "slippery."
• Cough Suppression: Use prescribed medications to prevent violent coughing, which can tear the delicate surgical site.
• Voice Therapy: After the rest period, "re-learning" how to speak without strain is vital to prevent the lesion from returning.

7. Days Required for Hospitalization

Microlaryngeal surgery is almost exclusively an outpatient (daycare) procedure. The surgery itself takes 30 to 60 minutes, and you are typically discharged 4 to 6 hours after the procedure once you can swallow liquids safely.

Disclaimer: As per doctor’s advise the number of day’s may get modified based on individual recovery, the extent of the biopsy/excision, and the patient's reaction to general anesthesia.

8. Benefits of This Procedure

• Voice Restoration: The primary benefit is returning the voice to its natural, clear state.
• Microscopic Precision: By using a microscope, the surgeon can remove only the diseased tissue, preserving the healthy layers of the vocal fold.
• Biopsy Results: Provides a definitive tissue diagnosis to rule out or confirm malignancy.
• Minimally Invasive: No external scars; all work is done through the mouth.
• Prevention: Removing pre-cancerous lesions (Leukoplakia) can prevent the development of full-blown laryngeal cancer.