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A PROSPECTIVE STUDY : TASTE
DISTURBANCES AFTER MIDDLE EAR
SURGERY
NEED OF STUDY
• This thesis project derived from discussions at our ear, nose and
throat (ENT) Department about how middle ear surgery may
affect taste.
• The thesis begins with discussion of some general aspects of taste.
• AIMS and objectives:
• To provide surgeons with better tools for predicting the risk of chorda typani
nerve (CTN) impairment and for managing the chorda typani nerve (CTN) during
surgery.
• To study the types of impairment of the CTN in different types of middle ear
disease and as a complication of middle ear surgery.
• To acess the symptoms and consequences for patients with different types of
middle ear diseases, after different types of middle ear surgery and after
different degree of manipulation of the nerve during surgery
Methodology
• Source of data: Patient presenting to ENT department SKH with middle ear
disease and undergoing surgery for the same till July 2025
• A clinical prospective trial where patients that undergoes primary middle ear
surgery are evaluated with FPD before and after surgery.
• Ages Eligible for Study:
• Child, Adult, Older Adult
• Sexes Eligible for Study:
• All
• Accepts Healthy Volunteers:
• No
• Methodology :--
• Taste measurements with chemical test method before and after
surgery .
• Chemical taste method
• Filter paper disc method :
• A scoring system ranging from 1 to 6 as used, in which 1 represented
the lowest threshold, 5 the highest measurable threshold, and 6 an
immeasurably high threshold, meaning that no flavor was perceived
even at the highest concentration.
Inclusion criteria
• All middle ear disease patient who underwent/will undergo surgical
treatment.
Exclusion criteria
• Non-operable patients.
• Not able to participate
Case proforma
• Patient Performa
•
• Patient’s Hospital No : Age : Sex:
•
• Address: Occupation:
•
• Date of admission : Date of surgery:
• Dates of discharge:
•
• Contact No: 1) 2)
•
Symptom questionnaire
Answering a symptom questionnaire before and after surgery
DOC-20230110-WA0049..pptx

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DOC-20230110-WA0049..pptx

  • 1. A PROSPECTIVE STUDY : TASTE DISTURBANCES AFTER MIDDLE EAR SURGERY
  • 2. NEED OF STUDY • This thesis project derived from discussions at our ear, nose and throat (ENT) Department about how middle ear surgery may affect taste. • The thesis begins with discussion of some general aspects of taste.
  • 3.
  • 4. • AIMS and objectives: • To provide surgeons with better tools for predicting the risk of chorda typani nerve (CTN) impairment and for managing the chorda typani nerve (CTN) during surgery. • To study the types of impairment of the CTN in different types of middle ear disease and as a complication of middle ear surgery. • To acess the symptoms and consequences for patients with different types of middle ear diseases, after different types of middle ear surgery and after different degree of manipulation of the nerve during surgery
  • 5. Methodology • Source of data: Patient presenting to ENT department SKH with middle ear disease and undergoing surgery for the same till July 2025 • A clinical prospective trial where patients that undergoes primary middle ear surgery are evaluated with FPD before and after surgery. • Ages Eligible for Study: • Child, Adult, Older Adult • Sexes Eligible for Study: • All • Accepts Healthy Volunteers: • No
  • 6. • Methodology :-- • Taste measurements with chemical test method before and after surgery . • Chemical taste method • Filter paper disc method : • A scoring system ranging from 1 to 6 as used, in which 1 represented the lowest threshold, 5 the highest measurable threshold, and 6 an immeasurably high threshold, meaning that no flavor was perceived even at the highest concentration.
  • 7. Inclusion criteria • All middle ear disease patient who underwent/will undergo surgical treatment.
  • 8. Exclusion criteria • Non-operable patients. • Not able to participate
  • 9. Case proforma • Patient Performa • • Patient’s Hospital No : Age : Sex: • • Address: Occupation: • • Date of admission : Date of surgery: • Dates of discharge: • • Contact No: 1) 2) •
  • 10. Symptom questionnaire Answering a symptom questionnaire before and after surgery