Do You Have a Deviated Septum? Here's How to Tell

Added by Klaudia Futyma on 18.08.2025

Do you have a deviated septum? Here’s how to tell. Many people are unaware that they have a deviated nasal septum, which can cause various symptoms and discomforts. Recognizing the signs early and understanding the underlying causes can significantly improve quality of life, especially if breathing difficulties or nasal obstructions are involved. This comprehensive guide aims to help you identify whether you might have a deviated septum, what it entails, and the available treatment options. Whether you’re experiencing persistent nasal congestion, difficulty breathing through one nostril, or noticing asymmetry in your nose, understanding these signs can prompt timely medical consultation and appropriate intervention.

What Is a Deviated Septum?

Septoplasty is the surgical procedure used to straighten the septum and restore airflow.

A deviated septum occurs when the thin wall (nasal septum) between your two nasal passages is displaced or crooked. Normally, this wall should be straight, dividing the nose into two equal parts, allowing for proper airflow. When the septum is deviated, it can be displaced to one side, leading to partial or complete blockage of one nasal passage. This condition can be congenital, present at birth, or develop later due to injury or trauma. While some individuals with a deviated septum experience no symptoms or issues, others may encounter significant breathing difficulties, nasal congestion, and recurrent sinus infections. The severity of deviation can vary widely, from minor displacements that are barely noticeable to severe deformities that significantly impact nasal function.

Common Signs You Might Have a Deviated Septum

Recognizing the signs of a deviated septum can sometimes be challenging, especially if the deviation is mild. Common indicators include persistent nasal congestion, often worse on one side, difficulty breathing through one or both nostrils, frequent nosebleeds, and facial pain or pressure. Many individuals also notice that their sleep quality diminishes due to nasal obstruction, leading to snoring or sleep apnea. In some cases, the asymmetry of the nose, such as a crooked appearance, can also indicate septal deviation. Additionally, recurrent sinus infections and headaches may be associated with a deviated septum, especially if airflow obstruction creates an environment conducive to infection.

How to Check If You Have a Deviated Septum at Home

While a definitive diagnosis requires medical assessment, there are some simple steps you can take at home to determine if you might have a deviated septum. First, try to examine your nasal passages by looking into your nostrils using a mirror or a flashlight. Stand in a well-lit room, tilt your head back slightly, and gently lift your nose to get a clear view. Check for asymmetry, swelling, or crookedness of the septum. You can also attempt to breathe through each nostril separately by closing one nostril at a time; if you notice difficulty breathing or significant airflow difference, it may suggest septal deviation. However, avoid inserting objects into your nose or applying excessive pressure, as this can cause injury. For a more accurate assessment, consult an ENT specialist.

What a Crooked Nose Could Mean

A crooked nose often results from trauma or injury that affects the nasal bones and cartilage, but it can also be a sign of underlying septal deviation. While a crooked nose may simply be a cosmetic concern, it can also interfere with normal nasal airflow, causing breathing difficulties. In some cases, the asymmetry of the nose is purely external, but internally, the septum may be significantly displaced, leading to nasal obstruction. Understanding whether the crooked appearance is related to septal deviation is crucial, as it influences treatment options. Cosmetic surgery, such as rhinoplasty, can correct external deformities, while septoplasty addresses internal deviations that impair breathing.

Breathing Problems Linked to Septum Deviation

sleeping man, woman can't sleep, snoring

A deviated septum can cause congestion, difficulty breathing, and even chronic snoring.

One of the most common and bothersome symptoms of a deviated septum is difficulty breathing through the nose. This can manifest as nasal congestion, especially on one side, that persists over time. The deviation can obstruct airflow, forcing individuals to breathe through their mouth, which can cause dryness, sore throat, and sleep disturbances. Breathing problems may worsen during allergies, colds, or sinus infections, as swelling and inflammation further restrict airflow. Additionally, a deviated septum can contribute to sinus pressure, headaches, and recurrent sinus infections by impairing mucous drainage and creating an environment conducive to bacterial growth. For many, these breathing difficulties significantly affect daily activities and sleep quality.

Can You Feel a Deviated Septum with Your Fingers?

Feeling your septum with your fingers is a simple way to check for irregularities, but it has limitations. To do this, gently insert your finger into each nostril and feel along the septal wall. You may notice bumps, ridges, or unevenness indicating deviation. However, be cautious to avoid applying excessive pressure, as this can cause trauma or bleeding. This method can help you detect obvious deviations, especially if the septum is significantly crooked or displaced. Keep in mind, though, that internal structures are not always accessible or palpable, and a professional examination with proper tools and techniques by an ENT specialist provides a more accurate diagnosis.

Deviated Septum vs. Normal: What to Look For

Distinguishing between a normal nasal septum and a deviated one involves observing specific features. A normal septum is straight and centrally located, allowing equal airflow through both nostrils. In contrast, a deviated septum appears crooked, displaced to one side, or irregularly shaped. External asymmetry of the nose, such as a crooked appearance or uneven nostrils, can also suggest internal deviation. Additionally, if you experience persistent nasal congestion, difficulty breathing, or frequent sinus infections localized to one side, these symptoms may point to a septal deviation. Professional assessment, including nasal endoscopy or imaging, is often necessary to confirm the diagnosis and determine the severity.

Causes of a Deviated Septum

Deviated septa can develop due to various factors, with congenital causes being the most common. Many individuals are born with a septum that is crooked or asymmetrical, often resulting from developmental irregularities during fetal growth. Trauma is another significant cause, particularly nasal fractures or injuries sustained during sports, accidents, or falls, which can displace the septum. Chronic nasal inflammation or infections may also contribute to the weakening or displacement of septal cartilage and bone over time. Additionally, certain genetic factors or developmental abnormalities can predispose individuals to septal deviation. Understanding the cause is essential for deciding on appropriate treatment, especially if trauma or injury is involved, as this may influence the surgical approach or preventive measures.

When to See a Doctor for a Suspected Septum Deviation

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Patients should not hesitate to ask any questions before surgery

If you experience persistent nasal congestion, difficulty breathing through your nose, recurrent sinus infections, or facial pain, it’s advisable to consult a healthcare professional. Additionally, if you notice external nasal asymmetry, frequent nosebleeds, or if your symptoms interfere with sleep and daily activities, seeking medical advice is crucial. Early evaluation by an ENT specialist can help determine whether a deviated septum is causing your symptoms and if treatment is necessary. Prompt diagnosis is especially important if your breathing problems worsen or if you sustain nasal trauma, as timely intervention can prevent complications and improve nasal function and overall quality of life.

Diagnosis Methods ENT Specialists Use

ENT specialists employ several diagnostic tools to assess a suspected deviated septum. The initial step typically involves a thorough physical examination, including inspection of the nasal passages using a nasal speculum or endoscope. These tools provide a detailed view of the septum’s shape and position. Nasal endoscopy, which involves inserting a thin, flexible tube with a camera, allows for a comprehensive internal view and assessment of sinus health. In some cases, imaging studies such as X-rays or CT scans are ordered to evaluate the extent of deviation and any associated sinus or nasal structural abnormalities. These diagnostic methods enable the ENT specialist to develop an appropriate treatment plan tailored to the severity and impact of the deviation.

Can a Deviated Septum Get Worse Over Time?

Yes, a deviated septum can worsen over time, especially if left untreated. The condition may become more pronounced due to ongoing trauma, inflammation, or natural aging processes that weaken cartilage and bone. As the deviation progresses, symptoms such as nasal obstruction, sinus infections, and breathing difficulties may intensify. Additionally, a worsening deviation can cause secondary problems, such as chronic sinusitis or sleep disturbances, which further impact overall health and well-being. Early intervention can help prevent the progression of symptoms and improve nasal function, highlighting the importance of timely diagnosis and management.

Treatment Options if You Have a Deviated Septum

Doctors consultation

During the consultation the doctor will check the BMI, analyse the diagnostic test, blood test, a patient’s medical history

Treatment options for a deviated septum range from conservative management to surgical correction. Mild cases may benefit from medications such as decongestants, antihistamines, or nasal corticosteroids to reduce swelling and improve airflow temporarily. However, these do not address the structural deviation itself. For persistent or severe symptoms, septoplasty, a surgical procedure to straighten and reposition the septum, is often recommended. This procedure can significantly improve breathing, reduce sinus infections, and correct external nasal deformities if necessary. Non-surgical options, such as nasal strips or breathing aids, may provide temporary relief but do not resolve the underlying structural issue. Consulting with an ENT specialist is essential to determine the most appropriate treatment plan based on your specific condition.

Summary: Understanding and Identifying a Deviated Septum

Recognizing a deviated septum involves observing symptoms like nasal congestion, breathing difficulties, and external nasal asymmetry. While some deviations are mild and asymptomatic, others can cause significant discomfort, recurrent infections, and sleep disturbances. Accurate diagnosis by an ENT specialist through physical examination and imaging is crucial for appropriate management. Treatment options vary from medications to surgical correction, with septoplasty being the most effective for severe cases. Early intervention can improve nasal airflow, reduce complications, and enhance overall quality of life. If you suspect a deviated septum, seeking professional medical advice is the best step toward relief and better nasal health.

Frequently Asked Questions

How do I know if I have a deviated septum?

Symptoms such as persistent nasal congestion, difficulty breathing through one or both nostrils, frequent nosebleeds, and nasal asymmetry are common indicators. A professional examination by an ENT specialist is necessary for an accurate diagnosis.

What does a deviated septum feel like?

It often feels like one side of your nose is blocked or congested, making it difficult to breathe comfortably. You might also experience nasal dryness, frequent sinus infections, or a sensation of pressure or fullness in the face.

Can I check for a deviated septum at home?

Yes, you can perform a basic assessment by inspecting your nostrils with a mirror and flashlight, and noting any asymmetry or difficulty breathing through each side. However, a definitive diagnosis requires a professional examination.

Is a crooked nose always caused by a deviated septum?

No, a crooked nose can result from trauma or congenital deformities that may or may not involve septal deviation. External appearance alone does not confirm internal nasal structure issues.

What are the symptoms of a deviated septum?

Common symptoms include nasal congestion, difficulty breathing, recurrent sinus infections, nosebleeds, facial pain, and sleep disturbances like snoring or sleep apnea.

Can allergies cause similar symptoms?

Yes, allergies can cause nasal congestion and obstruction similar to a deviated septum. Proper diagnosis by a healthcare professional is necessary to distinguish between allergic and structural causes.

What happens if a deviated septum is left untreated?

If untreated, symptoms can worsen over time, leading to chronic congestion, sinus infections, sleep disturbances, and potential deterioration of nasal structures and function.

Can a deviated septum be fixed without surgery?

Non-surgical treatments like medications and nasal strips can provide temporary relief but do not correct the structural deviation. Surgery (septoplasty) is usually required for permanent correction.

How is a deviated septum diagnosed?

Diagnosis involves a physical examination, nasal endoscopy, and imaging studies like CT scans to assess the severity and impact of the deviation.

Will my breathing improve if I fix a deviated septum?

Yes, surgical correction through septoplasty can significantly improve nasal airflow and reduce symptoms like congestion and sinus infections.

Sources:

    • American Academy of Otolaryngology—Head and Neck Surgery
    • National Institute on Deafness and Other Communication Disorders
    • MedlinePlus – Deviated Septum
    • Johns Hopkins Medicine
    • WebMD – Deviated Septum
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Klaudia Futyma

Klaudia began working at Clinic Hunter shortly after graduating from the John Paul II Catholic University of Lublin, and over the years, this role has become her greatest passion. She has gained valuable experience by supporting patients from around the world—mainly the UK, Scandinavia, and the US—while also building strong relationships with clinics in Poland, Hungary, and Turkey. Through live and online trainings, international medical tourism events, and internal courses, Klaudia has become a key member of the team, combining content creation, patient support, and clinic partnerships to help people access safe, effective treatment abroad.

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