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Doctor insights on: What Causes Coughs

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What causes croup?

What causes croup?

It's a virus.: Croup is caused by a virus. Most commonly, the parainfluenza virus. This virus infects the upper respiratory tract, more specifically, the larynx (voice box) and trachea (wind pipe). This is why children with croup end up with a hoarse voice and the telltale barking cough. Cases of croup peak in the fall and winter and are generally most common in children ages 3 months to 3 years. ...Read more

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Dr. Sue Ferranti
3,642 doctors shared insights

Cough (Definition)

The cough reflex is a protective mechanism that uses muscles in your throat and chest to expel mucous and saliva that may contain pathogens that would otherwise possibly be inhaled via aerosol or to expel pathogens infecting the throat and respiratory system. Cough benefits the host by reducing load and benefits the pathogen which may then spread via aerosol. ...Read more


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What causes bronchiolitis?

What causes bronchiolitis?

Lots of things: Could be rsv, hmpv, adenovirus, flu, paraflu, rhinovirus etc. Watch http://www.Youtube.Com/watch?V=5teb03heixw&feature=related to learn more. ...Read more

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What causes hicc cough?

What causes hicc cough?

Phrenic nerve.: Irritation of the phrenic nerve somewhere along its course. The nerve travels from your spinal cord in your neck down through the chest, past the heart and innervates the diaphragm below. ...Read more

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What causes persistent cough?

What causes persistent cough?

Cough: Per Mayo Clinic common reasons for chronic cough may include: Post nasal drip, Gastroesophageal reflux disease, asthma, chronic bronchitis, infections, some blood pressure medications. There are many other less common causes. See: http://www.mayoclinic.org/diseases-conditions/chronic-cough/basics/causes/con-20030883 ...Read more

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What causes a cough?

What causes a cough?

Determine cause: Chronic cough is most commonly due to 3 conditions: asthma, post-nasal drip, or GERD (heartburn). You might have one or a combination of all three. Post-viral cough is also very common and can last for weeks. Further workup by Allergist is helpful as they can perform a more detailed assessment including skin testing, pulmonary function testing, etc. Treatment will depend on cause. ...Read more

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What causes wheezing?

What causes wheezing?

Bronchial spasm: Your airway is made of tubes called bronchi. The smaller tubes at the ends are called bronchioles. They are lined with muscles that can constrict (squeeze) or dilate (expand). Anything that makes the bronchioles constrict (infection, allergies, etc.) will make you wheeze. ...Read more

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What causes broncho-pneumonia?

What causes broncho-pneumonia?

Various: microrganisms can be responsible. Check this link: http://www.healthline.com/health/bronchopneumonia#Overview1 ...Read more

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What causes asthma?

What causes asthma?

Also infection: While 80% of asthma patients have allergies, there are patients whose asthma starts after they had a respiratory infection. Those infections can be due to viruses such as influenza (the real flu) or certain bacteria such as mycoplasma or chlamydia. Such patients are usually older and have no history of allergy. Still, patients who already have asthma and get infected, their asthma will get worse. ...Read more

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What causes. Asthma?

What causes. Asthma?

Genetics/external fr: There is ample evidence that true asthma is genetically linked to the issues of allergy & eczema & frequency is higher when one or both parents are affected. Lower respiratory tract viruses often trigger both infectious wheezing & that of true asthma early on with infectious wheezing subsiding after 3-4y. Allergies often co-exist but less than 5% of events are allergy driven alone. ...Read more

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What causes a dry cough?

What causes a dry cough?

Possibilities...: Persistent chronic non-productive cough is usually due to bronchospasm (due to any cause), post-nasal drip, gerd or a combination of these diagnoses. An evaluation by a doctor is needed for diagnosis since these all have different treatments. If you smoke, smoking cessation is needed to decrease airway inflammation. ...Read more

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What pathogen causes whooping cough?

What pathogen causes whooping cough?

B.Pertussis: Classic whooping cough is caused by a bacterium, bordatella pertussis.Similar symptoms can be caused by otheragents such as a virus parapertussis and adenovirus. ...Read more

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What causes a chronic cough?

What causes a chronic cough?

Possibilities...: Chronic cough is usually due to bronchospasm, gerd, post-nasal drip or a combination of etiologies. If the cough is multi factorial, all etiologies must be treated for the cough to resolve. Sometimes testing is needed for all etiologies to be diagnosed and thus proper treatment can be rendered. ...Read more

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What causes cough and cold?

What causes cough and cold?

Viruses: Mostly common cold viruses (rhino-virus) cause the common cold which includes a cough due to mild bronchitis. ...Read more

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What causes bronchopneumonia?

What causes bronchopneumonia?

Variety of causes: It is an infection of the lungs. It can be caused by a variety of organisms, like viruses, bacteria or fungi. ...Read more

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What causes broncites?

What causes broncites?

Infection: Bronchitis is most often caused by viral infections, and inhalation of irritants like cigarette smoke, another cause is bacterial infections. ...Read more

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What are common causes of barky cough?

What are common causes of barky cough?

Several: In children, the most common cause is croup which is caused by a virus. Other causes of a barky cough would include tracheomalacia and psychogenic (habbit) cough. A chronic, dry cough would also be suggestive of asthma. ...Read more

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What causes hiccups?

What causes hiccups?

Diaphragm : Irritation of the diaphragm causes hiccups. Usually due to swallowed air, but it can be a sign of a more serious problem and should be seen if it persists. ...Read more

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What causes hiccups?

Phrenic nerve: irritation causes temporary diaphragmatic fluttering resulting in hiccups. The underlying causes may be multiple including gastric irritation, air gulping or illnesses. ...Read more

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What causes bronchiectasis?

What causes bronchiectasis?

Smoking irritates: Smoking irritates the bronchi. It causes inflammation and can damage the bronchi and bronchioles ability to naturally clear out pathogens leading to bronchitis or pneumonia. Smoking causes lung injury resulting in emphysema, chronic bronchitis, and lung cancer among many other risks. Please don't smoke. ...Read more

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What causes hoarseness?

What causes hoarseness?

Hoarseness: Hoarseness is caused by anything that irritates the vocal cords -- post-nasal drip, viral infection, polyps, screaming, singing, smoking, etc. -- voice rest is the treatment of choice -- persistent hoarseness needs to be evaluated by your physician, especially if you are a smoker. ...Read more

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