In this guide10 sections
Functional rhinoplasty is surgery to make the nose work better rather than look different. It corrects the structures inside the nose that obstruct airflow — a deviated septum, enlarged turbinates, a collapsing nasal valve — and in most cases changes nothing about the external appearance at all.
The distinction matters more than it sounds, because it decides who treats you and who pays. Surgery for a breathing problem may be available on the NHS. Surgery to change how your nose looks is not, in any realistic circumstance. Most people arrive unsure which category they fall into, and a good proportion are in both.
This guide explains how to tell the difference, what actually causes nasal obstruction, which operation addresses which cause, and how the NHS and private routes genuinely compare.
Functional or Cosmetic? Start Here
Ask yourself which of these is the reason you are reading this page.
“I cannot breathe properly through my nose.” That is a functional problem. It belongs to ENT medicine, your GP can refer you, and NHS treatment is possible where the obstruction is significant. Blocked breathing affects sleep, exercise and daily comfort, and it is a legitimate medical complaint rather than a cosmetic preference.
“I do not like the shape of my nose.” That is cosmetic. The NHS does not fund it, and neither does private medical insurance. See NHS rhinoplasty for the detail on why.
“Both.” Very common, particularly after a nasal injury. This is where septorhinoplasty comes in — correcting the airway and the appearance in one operation, under one anaesthetic, with one recovery.
One test worth applying. If your nose worked perfectly but looked exactly the same, would you still want surgery? If yes, your concern is functional. If no, it is cosmetic, whatever else is going on.
What Actually Blocks the Nose
Deviated septum
The commonest cause. The septum is the wall dividing the two sides of the nose, and in most people it sits slightly off-centre without causing trouble. Where the deviation is significant it narrows one side considerably, and people often describe never being able to breathe well through that nostril. It may be inherited or follow an injury. See deviated septum.
Enlarged turbinates
The turbinates are shelves of tissue on the side walls of the nose that warm and humidify air. They swell in response to allergy, irritation and infection, and where they stay enlarged they obstruct airflow. This is why nasal blockage is often worse at night, worse in certain seasons, and worse lying on one side. See nasal turbinates.
Nasal valve collapse
The internal nasal valve is the narrowest part of the airway. Where the sidewall is weak — naturally, or after previous surgery removed too much cartilage — it draws inward on breathing in, and the harder you breathe the more it closes. People with this often describe breathing being worse during exercise, and find nasal strips help. See nasal valve collapse.
Nasal polyps
Soft, benign swellings of the nasal lining, associated with chronic inflammation and often with asthma. They cause blockage, loss of smell and a persistently runny nose. Polyps are treated medically first — surgery is for cases that do not respond. See nasal polyps.
Other causes worth knowing about: allergic rhinitis, which is managed medically rather than surgically; large adenoids, particularly in children; a septal perforation; and scarring inside the nose after injury or previous surgery, known as nasal synechiae.
The Three Functional Operations
Septoplasty
Straightens the septum. All incisions are inside the nose, no bones are repositioned, and the external shape is unchanged. It is the most commonly performed functional nasal operation and remains available on the NHS. See septoplasty.
Turbinate reduction
Reduces the bulk of swollen turbinates to open the airway, usually with radiofrequency or a small submucosal resection. Frequently done alongside septoplasty, because a deviated septum and enlarged turbinates commonly occur together. See turbinate reduction.
An important caution: over-reduction of the turbinates can cause empty nose syndrome, where the nose feels paradoxically blocked despite being wide open. Modern practice is deliberately conservative for this reason.
Spreader grafts
Small strips of cartilage placed to support a collapsing internal valve, holding the sidewall open. This is structural reinforcement rather than removal — and it is the correction for noses weakened by over-aggressive previous surgery. See revision rhinoplasty.
NHS or Private?
The NHS route
Septoplasty on the NHS is available where there is documented, significant nasal obstruction that has not responded to medical treatment. Your GP is the route: they will usually trial nasal steroid sprays and allergy treatment first, then refer to ENT if symptoms persist.
Commissioning varies between areas and thresholds have tightened, so referral is not automatic. Waiting times are often many months.
What the NHS will not do is change how your nose looks. A septoplasty straightens the septum inside; if your nose is externally crooked, it will still be crooked afterwards. This surprises people regularly and it is worth understanding before you start.
Septorhinoplasty on the NHS — correcting airway and appearance together — is rarely funded, because the cosmetic element is considered elective.
The private route
Private surgery means choosing your surgeon, being seen in weeks rather than months, and being able to address function and appearance in the same operation.
Private medical insurance may contribute where there is documented functional impairment, particularly following an injury. It will not cover the cosmetic component. Check with your insurer before your consultation, and ask specifically what evidence they require.
Which is right?
If your only concern is breathing and you can wait, the NHS route is the sensible first step. We would rather tell you that than take a fee for something you could have had funded.
Private makes sense where you also want the appearance addressed, where waiting is genuinely affecting your life, or where you have been through the NHS route already without resolution.
How It Is Assessed
A functional assessment covers more than looking up the nose.
History matters most. Which side is worse, whether it changes with position or season, whether it followed an injury, whether it is worse on exertion, and what treatments have already been tried.
Examination includes nasal endoscopy — a thin camera passed into the nose, done under local anaesthetic in clinic — which shows the septum, turbinates, valve and any polyps directly.
The Cottle manoeuvre is a simple test for valve collapse: gently drawing the cheek outward opens the valve, and if breathing improves noticeably, the valve is likely part of the problem.
Where surgery is not the answer, we will say so. Allergic rhinitis, for example, usually responds better to medical management than to an operation, and operating on an allergic nose without treating the allergy produces disappointment.
Recovery
Functional surgery is generally less involved than cosmetic rhinoplasty, because no bones are repositioned unless the external nose is also being changed.
Expect nasal congestion for one to two weeks — the nose feels blocked before it feels better, which catches people out. Splints are sometimes placed inside the nose for a week. Desk work resumes at around a week, exercise at three to four weeks.
The breathing improvement is usually noticeable within two to three weeks and continues improving for two to three months as internal swelling settles. Where cosmetic work is combined, the external result follows the longer rhinoplasty timeline. See rhinoplasty recovery and rhinoplasty swelling.
Cost
Functional surgery costs less than combined septorhinoplasty, because it is shorter and involves no external reshaping. Your exact cost is confirmed in writing after in-person consultation. See rhinoplasty cost.
Finance is available through Chrysalis Finance, subject to status — see our finance options.
Functional Rhinoplasty FAQs
What is functional rhinoplasty?
Surgery to improve nasal breathing by correcting the structures inside the nose — the septum, turbinates or nasal valve. It usually leaves the external appearance unchanged.
What is the difference between functional and cosmetic rhinoplasty?
Functional rhinoplasty changes how the nose works; cosmetic rhinoplasty changes how it looks. They can be combined in a septorhinoplasty, but they are funded differently and assessed differently.
Is septoplasty available on the NHS?
Yes, where there is documented significant nasal obstruction that has not responded to medical treatment. Your GP refers to ENT. Thresholds have tightened and waits are often long, but it remains an NHS-funded operation.
Is septorhinoplasty available on the NHS?
Rarely. Septorhinoplasty includes changing the external shape of the nose, so the cosmetic component is treated as elective and is generally not funded, even where the functional part would be.
Will functional rhinoplasty change how my nose looks?
Usually not at all. Septoplasty and turbinate reduction are done entirely inside the nose. If you want the appearance changed as well, that has to be planned deliberately as a septorhinoplasty.
Will private insurance cover it?
Possibly, where there is documented functional impairment, particularly after injury. It will not cover any cosmetic element. Check with your insurer in advance and ask what evidence they need.
How do I know if my septum is deviated?
The common signs are persistent blockage of one side, breathing that is worse lying on a particular side, and never being able to breathe fully through one nostril. Confirmation needs examination, usually with endoscopy.
Can a broken nose be fixed on the NHS?
A recent fracture can often be manipulated back into position on the NHS, but this needs to happen within about two weeks. After that the bones set and correction requires formal surgery, which is much harder to obtain. See broken nose.
Does functional rhinoplasty help snoring?
Sometimes. Nasal obstruction contributes to snoring, and relieving it can help. But snoring often originates in the throat rather than the nose, so nasal surgery alone may not resolve it. See snoring and sleep apnoea.
What is empty nose syndrome?
A distressing condition where the nose feels blocked despite being surgically wide open, caused by over-removal of turbinate tissue. It is why conservative turbinate reduction is now standard practice.
Can functional surgery be done at the same time as cosmetic?
Yes, and it usually should be if you want both. Doing them separately means two operations, two anaesthetics and two recoveries, and the second is harder because the first altered the anatomy.
How long before I can breathe better?
The nose feels more blocked for the first one to two weeks while internal swelling settles. Genuine improvement is usually noticeable by two to three weeks and continues for two to three months.
Can nasal obstruction come back after surgery?
It can. Turbinates can re-swell where the underlying allergy is untreated, and scar tissue can form. This is why treating allergic rhinitis properly alongside surgery matters.
Do I need a GP referral to see you privately?
No, you can book a consultation directly. But if your concern is purely functional, seeing your GP first is worth doing — both to trial medical treatment and to explore whether NHS treatment is available to you.
Functional Assessment at Centre for Surgery
Our ENT surgeon and rhinologist assesses the nasal airway directly, including endoscopy where indicated, and identifies which of the four causes is driving your symptoms.
Where medical treatment should be tried first, we will say so. Where NHS treatment is realistically available to you and you are able to wait, we will tell you that too — a private consultation that ends in an NHS referral is a reasonable outcome, and a better one than an operation you did not need to pay for.
Where surgery is appropriate, we will explain what it will and will not change — particularly that internal surgery does not alter external shape unless we plan for it.
All surgery is performed by GMC-registered surgeons at our own day-surgery facility at 95–97 Baker Street, Marylebone, under TIVA anaesthesia. We are regulated by the Care Quality Commission and rated Good overall. We recommend a two-week cooling-off period before any surgery is booked.
Patient reviews
You can read our reviews in full on Google Reviews, or on our own patient reviews page. We are rated 4.6 on Google.
Book a consultation
Phone: 020 7993 4849
Email: contact@centreforsurgery.com
Address: 95–97 Baker Street, Marylebone, London W1U 6RN
Contact us to schedule your consultation
Your initial in-person consultation is £100, redeemable against the cost of surgery if you proceed.
Related Reading
- Septoplasty
- Septorhinoplasty
- Turbinate reduction
- Deviated septum
- Nasal turbinates
- Nasal valve collapse
- Nasal polyps
- Septal perforation
- Broken nose
- NHS rhinoplasty
- Rhinoplasty (nose job)
- Rhinoplasty recovery
