Cancer Risk Factors

Cancer is caused when various risk factors result in the abnormal division of cells with the destruction of body tissues. The dominant risk factors responsible for developing cancer are age, alcohol drinking, taking cancer-causing substances, hormones, immunosuppression, radiation, sunlight, tobacco, and obesity. It occurs anywhere in the body.

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What are the chances of survival in stage 4 lung cancer?

Query: Hi doctor, What are the chances of survival in the 4th stage lung tumor? Is there any specific suggestion for the cure? The patient had biopsy and bronchoscopy. The doctors suggest us to wait for biopsy report before any further medication.  Read Full »

Dr. Andrew Chellakumar Fenn

Answer: Hi, Welcome to When the patient has been diagnosed to have stage 4 lung cancer, the survival depends on lots of factors.They are co-morbidities such as diabetes and hypertension, performance status whether he is abe to walk around and do his activities or he is confined to bed, the exte...  Read Full »

The pain and swelling in my left breast worsened even after taking medications. Could it be cancerous?

Query: Hello doctor, I detected a mass in my left breast. So, I had a mammogram, and the reports are attached. I took antibiotics and antiinflammatory agents for weeks, but no change occurred as the pain in my left breast and swelling under my arm worsened. Could it be cancerous, as I have a family history...  Read Full »

Dr. Arvind Guru

Answer: Hello, Welcome to I read your query and can understand your concern. I have reviewed your reports (attachments removed to protect the patient's identity). As per your USG (ultrasonography) breast report, you likely have some benign cysts. Unlikely to be cancer if the report is to be...  Read Full »

Does prostate cancer have a strong family history?

Query: Hi doctor, My father was detected to have prostate cancer, but they did not give any stage of his cancer. I am worried about his prognosis. How long he would survive? They have removed his testes and advised him to take Andro Block for life time. They used the term highly suspicious of prostate canc...  Read Full »

Dr. Ajit Naniksingh Kukreja

Answer: Hi, Welcome to I sympathize for the medical condition of your father. Unfortunately, he has moderate to advanced cancer of the prostate (attachment removed to protect patient identity). The biopsy report is suggestive of moderate cancer as per Gleason's score, but if we conside...  Read Full »

Do the quarter-sized nonmobile lump under my nipple look like breast cancer?

Query: Hi doctor, I am a 25-year-old female. I found a quarter-sized hard nonmobile lump under my nipple a day ago. Is that an usual spot to get breast cancer?  Read Full »

Dr. Arshad Hussain Shah

Answer: Hi, Welcome to It is usually uncommon to have breast cancer in this age group. It looks most likely a benign breast lesion or a localized infection. You have not given many details about this lump such as skin or nipple color change, any nipple discharge, whether you are married/unmarri...  Read Full »

I have lip swelling and am worried about using Tacrolimus ointment because of the associated risk of causing cancer. Please help.

Query: Hi doctor, Is Tacrolimus ointment 0.03 % safe to use, or might it cause cancer? I have lip swelling, and my doctor suggested to use it twice daily. However, I am worried as I read that it has a higher risk of causing cancer. Please help.  Read Full »

Dr. Arpit Varshney

Answer: Hello, Welcome to I read your query and can understand your concern. Tacrolimus ointment is safe for you to use. I will state the reasons for the same- 1. It is an ointment and not a tablet. Oral absorption leading to systemic toxicity is far less in topical ointment than in oral t...  Read Full »

I am a 24-year-old male with sinusitis and a cyst. Can it turn into a tumor?

Query: Hello doctor, I am a 24-year-old male. My color is brown-white, at least not dark. Two years ago, I was diagnosed with sinusitis, and the radiologist said I had a cyst in my sinus area. I have never had any headaches or symptoms that sinusitis should cause. My family's medical history is thoroughl...  Read Full »

Dr. Vivek Chail

Answer: Hi, Welcome to I understand your concern. The cyst in the sinus and the moles are two different conditions. It is possible to suspect a cyst in the sinus on an X-ray. However, a CT (computed tomography) scan of the area can help confirm it. Some patients can have small cysts that wi...  Read Full »

Kindly help me know the occupational hazards related to the implant manufacturing laboratory.

Query: Hi doctor, I have read an article about disinfectants in implant dentistry now. My brother works in an implant manufacturing laboratory. So, kindly help me know the occupational hazards related to his laboratory work. Are the radiations in his workplace harmful? And also, as his mom had cancer rece...  Read Full »

Dr. Krishna Swaroop Achanta

Answer: Hi, Welcome to Regarding occupational hazards, I would say that implant disinfection involves exposure to specific chemical and laser-assisted methods. As dentistry itself is associated with occupational hazards, all the professionals related to it have some occupational hazards. All ...  Read Full »

I had CT scans and other X-rays done. Am I at a potential risk for cancer?

Query: Hello doctor, I am a 30-year-old female. I recently had a CT scan and other X-rays done. The CT scan was of my head and neck, including contrast dye. I also had a chest X-ray done and a few other X-rays taken by a chiropractor. Outside of the annual dental X-rays, I have not had any other X-rays, b...  Read Full »

Dr. Muhammad Shoyab

Answer: Hello, Welcome to Thanks for writing in, and I understand your concern. I understand that your anxiety is due to having several radiology examinations, which you usually do not have. I have reviewed the dose report that you attached (attachments removed to protect the patient's identity...  Read Full »

My dentist performed a desensitization procedure without following proper instructions. Can improper use of desensitizers cause cancer?

Query: Hello doctor, I had a filling done two months back on the upper molar but complained of cold sensitivity. I have plaque on my upper teeth, including the molar, which has a filling. My dentist applied a desensitizer without cleaning the plaque on the upper teeth. First, he air dried my upper and then...  Read Full »

Dr. Krishna Swaroop Achanta

Answer: Hello, Welcome to I read your query and can understand your concern. The desensitizer's ability to be carcinogenic is not true. I agree that your dentist should have cleaned the tooth of plaque and tartar deposit completely before applying the sensitizer. However, without the prelimin...  Read Full »

Can exposure to radiation cause cancer?

Query: Hello doctor,I am 29 years old, and I am worried about bone cancer. I have had two CT scans for kidney stones around my abdomen area for a total of 7 mSv. I also had a CT scan of my head. I read that radiation can cause bone cancer. Should I be worried? Is it a low dose and not to worry? There is no...  Read Full »

Dr. Chandra Shekhar

Answer: Hello,Welcome to is true that radiation may cause cancer, but that is one person among one million people.Also, there is no family history of cancer, so not to worry.Eat antioxidants and fruits, exercise daily, and make your mind positive.  Read Full »

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