Is hyperthyroidism a sign of lung cancer?

Don't think so. Some epidemiological studies, including one from norway published in '09, suggest that hyperthyroidism can increase the risk of certain cancers like lung or prostate but i can't recall high thyroid function as a sign of existing lung cancer. Lung cancer can lead to high calcium or cushing's syndrome, though. Maybe one of my smarter colleagues from ht has more data on this.

Related Questions

Is infiltrate a sign of lung cancer?

Not necessarily. An infiltrate seen on a cxr or ct scan can be cancer or infection (pneumonia) or inflammation. It is by no means definitive for cancer. If it looks suspecious enough on the scan, the next steps are further imaging or direct biopsy of the abnormality. Read more...
See below. Not necessarily; most often infiltrative findings on x rays are non cancerous. The need for follow up and further work up depends on the clinical scenario and needs to be decided by your doctor. Read more...

Can severe posterior nosebleeds be a sign of lung cancer?

Very unlikely. A presenting sign of posterior nosebleeds is not commonly considered a sign of lung cancer. You should see your primary care or an ear, nose and throat physician to evaluate why these bleeds are happening in the first place. Read more...

Help docs, is having just one symptom of coughing blood a sign of lung cancer?

Can be. But is also seen with many other problems related to lungs and heart, sometimes as "simple" as a bronchitis. It should be evaluated, though. It can be something serious, especially if the patient is a smoker. Do you smoke? Hope not.... Best to you. . Read more...

I heard that clubbed fingers are a sign of lung cancer. Would it be very clear if I had club fingers?

Clubbing digits. Clubbing can be acquired or inherited. Clubbing that is acquired is usually due to lung or heart disease but may be secondary to gastrointestinal disease. It is not specific for lung cancer but can be present in patients with lung cancer. Clubbing refers to an increase in tissue of the pads of the fingertips and loss of the normal angle the nail base makes with the finger. It can be seen on exam. Read more...

Is jaw ache a sign of lung cancer?

No. Not really. Pain can be caused by TMJ disorder, by referred pain from the teeth, infection, inflammation, lymphadenitis etc. Sometimes, heart attack can be presented with left chest pain-radiating to the jaw. But, no, it is not a sign of lung cancer. Stop smoking if you do. Read more...
Most likely not. Unless the lung cancer has progressed enough to metastasize to the bone of the jaw it is unlikely the pain is related to any lung carcinoma. However, changes in voice (hoarseness) may be related to lung cancer if it damages the laryngeal nerve in the chest. Read more...

I have coughs that just won't go away. Is it an early sign of lung cancer? I have never smoked and I am 21 years old

Cough. There are a lot of things that can give you persistent cough. Although, cough is a very common symptom of lung cancer-however, it is less likely/ unlikely to be the case here- based on your age. More likely causes will include asthma, acid reflux/ post nasal drip due to sinus problem/deviated septum, infection/inflammation etc. Go to see your md and have yourself checked. Read more...
Probably not. Lung cancer in non smokers your age is extremely rare. If the cough persists you should be evaluated by your primary care doctor and/or a pulmonary physician. There are many causes of persistent cough the vast majority of them are benign. If you cough up any blood you should certainly be evaluated by a pulmonary physician. Read more...