Altered Taste and Smell After Nasal Surgery

Altered taste and smell?

Hello, doctor.
I have a history of allergic rhinitis and underwent a septoplasty in March of this year.
Everything went well post-surgery, but I initially experienced a loss of taste and a diminished sense of smell, which I understand is normal.
Eventually, my taste returned, but my sense of smell is still not very sharp.

Recently, over the past two weeks, I've been experiencing persistent phantom odors, particularly a strong smell of food that isn't actually present.
Regardless of what I eat, there's an unpleasant taste that I can't quite describe.
The last time I drank cola, it had a taste reminiscent of dish soap mixed in, and when I asked my sister to try it, she said it tasted fine.
Even when I'm not eating, I notice a similar taste in my mouth, though it's less pronounced.
I haven't had any head trauma or injuries.
However, two weeks ago, I used an insecticide in the bathroom while showering, spraying it about three or four times.
It seems that a few days later, these symptoms began to appear.
I'm unsure if this could be affecting my taste and smell.
What should I do, doctor?

Sammy, 20~29 year old female. Ask Date: 2016/05/07

Dr. Li Jiaxuan reply Otolaryngology

Olfactory dysfunction can also affect the sense of taste.
After surgery in March, there may be temporary damage to some of the mucosa, but once the wounds heal, both the sense of smell and taste should recover.
The presence of foul odors may indicate acute rhinitis, and pesticides could potentially irritate the nasal mucosa.
However, the condition inside the nose should be monitored and treated by the hospital where the surgery was performed for a clearer understanding.
Wishing you peace and joy.

Reply Date: 2016/05/07

More Info

Altered taste and smell following nasal surgery, such as septoplasty, can be concerning and may arise from various factors. It is not uncommon for patients to experience changes in their sensory perceptions after undergoing procedures that involve the nasal passages. Here’s a detailed exploration of the potential causes and recommendations for managing these symptoms.

Understanding the Connection Between Nasal Surgery and Sensory Changes
1. Anatomical Changes: Nasal surgery, particularly septoplasty, alters the anatomy of the nasal cavity. This can temporarily affect the olfactory receptors responsible for smell and the taste buds that rely on olfactory input for flavor perception. The nasal passages play a crucial role in the sense of smell, and any alteration can lead to temporary dysfunction.

2. Postoperative Swelling and Inflammation: After surgery, it is common for swelling and inflammation to occur in the nasal passages. This can obstruct airflow and affect the ability to smell. If the olfactory cleft, the area where smell is detected, is swollen or blocked, it can lead to diminished olfactory function.

3. Nasal Congestion and Mucus Production: Following surgery, patients may experience increased mucus production or congestion, which can further impair the sense of smell and taste. This is particularly relevant if there are remnants of crusting or scabs that have not yet resolved.

4. Chemical Exposure: Your mention of using insecticides in a confined space raises a red flag. Chemical exposure can lead to olfactory disturbances. Certain chemicals can damage the olfactory epithelium, leading to altered perceptions of smell and taste. If you experienced any irritation or adverse reactions during or after using these chemicals, it could be a contributing factor.

5. Phantom Smells (Phantosmia): The experience of smelling odors that are not present, known as phantosmia, can occur post-surgery. This phenomenon can be distressing and may be linked to nerve irritation or changes in the olfactory pathways.

Recommendations for Management
1. Follow-Up with an ENT Specialist: It is essential to consult with your ENT (Ear, Nose, and Throat) specialist. They can perform a thorough examination, possibly including nasal endoscopy, to assess the healing process and check for any obstructions or complications that may be affecting your sensory perceptions.

2. Nasal Irrigation: Using saline nasal sprays or performing nasal irrigation can help clear mucus and crusting from the nasal passages, potentially improving airflow and olfactory function.

3. Avoid Irritants: Steer clear of strong chemicals, perfumes, or irritants that could exacerbate your symptoms. If you suspect that the insecticide exposure contributed to your condition, it is crucial to avoid similar situations in the future.

4. Nutritional Support: Some studies suggest that certain vitamins, particularly B vitamins, may support nerve health and recovery. While this is not a guaranteed solution, maintaining a balanced diet rich in vitamins and minerals can be beneficial.

5. Patience and Monitoring: Recovery from nasal surgery can take time, and sensory changes may gradually improve as the nasal passages heal. Monitor your symptoms and maintain open communication with your healthcare provider regarding any persistent or worsening issues.

Conclusion
Altered taste and smell after nasal surgery can be multifactorial, involving anatomical changes, inflammation, and potential chemical exposure. While it can be distressing, many patients experience gradual improvement as healing progresses. It is crucial to work closely with your ENT specialist to address these concerns and ensure that any underlying issues are managed appropriately. With time and proper care, there is a good chance that your sensory perceptions will return to normal.

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