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.

Recently Answered Questions Recently Answered Questions

All the answers published in this website are written by Verified medical doctors, therapists and health experts. The Content has been moderated by iCliniq medical review team before publication. Post your medical clarifications on iCliniq by choosing the right specialty and get them answered. Your medical queries will be answered 24/7 by top doctors from iCliniq.

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 icliniq.com. 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 ex...  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 icliniq.com. 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 consider the bon...  Read Full »

Why are men more susceptible to cancer?

Query: Hi doctor, Why are men generally affected by cancer than women? Do they have less tumor suppressor genes (p53) than women? Or is there a different reason entirely?  Read Full »


Dr. Sadaf Mustafa

Answer: Hello, Welcome to icliniq.com. There are various reasons for cancer in general and p53 is one of the many genes that can cause cancer. These are sporadic mutations and no sex is more prone to have p53 mutations than the other. But, yes the p53 mutations are seen in more male dominant cancers like pr...  Read Full »

Why do I have an indentation in thigh muscle?

Query: Hello doctor,About a week ago, I noticed this indentation on my left thigh. It looks like a long line across it. It is most visible when the leg is placed horizontally and the muscle is relaxed. I cannot see it when I stand up or bend my leg. I think it appeared recently because I would have noticed...  Read Full »


Dr. Salah Saad Shoman

Answer: Hello, Welcome to icliniq.com. This is most probably related to the muscular and fatty tissue configuration of your body. Since you have been working out, it probably started to appear due to the augmentation of your muscles. It fits into the normal configuration and there is nothing to be worried a...  Read Full »

There is a hard lump under the nipple. I am afraid of breast cancer. How to proceed further?

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 icliniq.com.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/unmarried ...  Read Full »

I have postmenopausal vaginal discharge. Should I opt for a hysterectomy?

Query: Hi doctor, I am a 52 year old female, who weighs 75 kg and I am 152 cm tall. I want to know whether we should opt for hysterectomy or not. I do not want to do a hysterectomy, as it may interfere with hormonal balance later. I have postmenopausal vaginal discharge, with a fair amount of red spots. W...  Read Full »


Dr. Sanjay Kumar Bhattacharyya

Answer: Hi, Welcome to icliniq.com. I have reviewed the reports (attachment removed to protect patient identity). According to the reports, there is an increased thickening of the endometrium, which is the inner lining of the uterus. A thickness of more than 5 mm is considered abnormal and often consider...  Read Full »

Am I likely to develop cancer after having multiple CT and MRI scans?

Query: Hi doctor, I am 29 years old. Within six months of having a delivery, I have done a head CT, and three chest CT studies to rule out PE. My first PE study was done with a protective shielding on my chest to reduce the radiation to my breasts. I did not have any shielding on my second study. During m...  Read Full »


Dr. Vivek Chail

Answer: Hi, Welcome to icliniq.com. CT of the head might have given you two mSv radiation. CT of the abdomen and pelvis might have given you 14 mSv radiation. CT scan of the chest might have given you 45 mSv radiation. The total radiation dose received approximately is 61 mSv. You might have an additional...  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 as a total of 7 msv. I also had a CT scan of my head. I read that the radiation can cause bone cancer. Should I be worried? Is it a low dose and not to worry? There i...  Read Full »


Dr. Chandra Shekhar

Answer: Hello, Welcome to icliniq.com. It 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 fruits, exercise daily, and make your mind positive. For more information consult a pulmonolog...  Read Full »

What is the risk of throat cancer if I have quit smoking three months earlier?

Query: Hi doctor, I am a 39 year old female. I used to smoke one pack a day for 19 years, but quit cigarettes three months ago. 10 days ago, I had ear and throat pain on the left side. My lymph node was swollen only on the left side. I went to my GP who prescribed me Amoxicillin 1000 mg two times per day f...  Read Full »


Dr. Vinay S Bhat

Answer: Hello, Welcome to icliniq.com. Looking at the photo you have sent (attachment removed to protect patient identity), it is very clear that you do not have any lesions in the throat which cause a suspicion of malignancy (cancer) to arise. The reddish line you are looking at is nothing but the dil...  Read Full »

What are the signs of throat cancer?

Query: Hello doctor,I have swollen tonsils from about a month. I have been taking antibiotics but, they are not getting better. I have a slight pain in the throat. I sometimes have a dull ear pain. Is it a sign of tonsil or throat cancer?  Read Full »


Dr. Deepthi Maringanti

Answer: Hello, Welcome to icliniq.com. Your problem of pain in the throat can be because of tonsillar infection called tonsillitis. Taking only antibiotics will not help. Tonsillitis can be of two types depending on the severity of the infecting agent. The first type is acute tonsillitis where it presents...  Read Full »

ask-doctor-img Ask a Doctor Online

* guaranteed answer within 4 hours

Search for a Health Issue



Disclaimer: No content published on this website is intended to be a substitute for professional medical diagnosis, advice or treatment by a trained physician. Seek advice from your physician or other qualified healthcare providers with questions you may have regarding your symptoms and medical condition for a complete medical diagnosis. Do not delay or disregard seeking professional medical advice because of something you have read on this website.