Pet Scan

Positron emission tomography (PET) scan is an imaging technique used to diagnose the disease in the body. It uses radioactive tracers to visualize the internal organs of the body. It measures the blood flow and oxygen flow in the body. It is used commonly to detect cancer, heart disease, and brain disorders.

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.

For the diagnosis of epilepsy, is a PET scan mandatory?

Query: Hi doctor, My four year old son, weighing 16 kg is taking medicine for benign childhood epilepsy. Medicines he is taking are namely Topamac 100 mg a day in two divided doses and Lobazam 15 mg a day (5-0-10).  His MRI for epilepsy protocol is normal without abnormalities. I would like to know whethe...  Read Full »


Dr. Lalit Bansal

Answer: Hello, Welcome to icliniq.com. For benign childhood epilepsy (BCE) your child is on 6.25 mg/kg/day of tablet Topiramate (anticonvulsant) which is a medium dose and is fine. Side effect to look from Topamac is dehydration. For dehydration, he needs to drink at least 700-1000 mL water daily. He can...  Read Full »

In what conditions can a person have cyclical Cushing's syndrome?

Query: Hi doctor, I am 21 years now. I weigh 60 kg and was diagnosed with cyclical Cushing's syndrome at the age of 20. I had an MRI scan for a pituitary tumor in my brain. But, the clinical findings did not match up. I went to a top end endocrinologist who is a professor in endocrinology. I have beard ...  Read Full »


Dr. Sumit Srivastava

Answer: Hi, Welcome to icliniq.com. No, there is no other pituitary in the brain and sometimes urinary test fails to detect hormones. In cyclical Cushing's, the cortisol levels fluctuate over time, making the diagnosis even more difficult. The source of ectopic hormone production should be sear...  Read Full »

How can an USG report and a PET scan report of the same issue show different results?

Query: Hi doctor,During the routine USG, a suspicious issue was found in the uterus and the doctor advised for biopsy. In the biopsy, carcinoma with FIGO 1 has been mentioned along with polyps. However, the PET scan shows no issue at all. Now, I am confused about how two reports can show different results....  Read Full »


Dr. Pawar Satyajit Jalinder

Answer: Hi, Welcome to icliniq.com.I have gone through your query as well as through the reports that you have provided (attachments removed to protect the patient's identity).Based on this I can gather that, the patient had symptoms of PV (per vaginal) spotting, and evaluation showed an endometrial polyp. ...  Read Full »

I have pleural effusion with a mass in my lung. Please help.

Query: Hi doctor, I have recently visited ER due to a sob. Then, I was diagnosed with a pleural effusion of the left lung. Blood work and urinalysis completed during the visit showed normal values. I had a chest X-ray and CT scan, which confirmed such and revealed a mass in this area. The next day, I went ...  Read Full »


Dr. Divakara. P

Answer: Hi, Welcome to icliniq.com. In case of pleural effusion with mass in the lung, any doctor should do the suspect tumor in the lung. Other conditions can cause pleural effusion like infection, inflammation, etc.; these conditions would have shown in the pleural fluid analysis. The option you...  Read Full »

I suffer from painful right knee and hip pain. Can I have it due to osteoid osteoma?

Query: Hello doctor, I am suffering from right knee and hip pain, for more than one year. My MRI reports showed a right femoral neck stress fracture with surrounding edema and osteoid osteoma. The doctor saw my blood and MRI reports and suggested taking capsule Sunbless 60K, tablet Ezorb forte, and tablet ...  Read Full »


Dr. Sumit Chawla

Answer: Hello, Welcome to icliniq.com. I understand your concern and would like to help you with it. I have seen your reports (attachment removed to protect patient identity). You have low vitamin D levels and should continue Sunbless 60K and should also start Calcium supplements along with it. A PET (posit...  Read Full »

What is the treatment procedure for stomach cancer involving lymph nodes?

Query: Hi doctor, In pathology report there is asymmetric mural wall thickening in the antral pyloric region. There are enlarged lymph nodes in the perigastric and portal lymph nodes. I am attaching my pathology reports. Kindly help me.  Read Full »


Dr. Arvind Guru

Answer: Hi, Welcome to icliniq.com. I have seen the attached pathology report (attachments removed to protect the patient's identity). It has been diagnosed as stomach cancer. So, the first thing needed here is to know the stage of disease, and for that, a CT (computed tomography) scan of the thorax, abdo...  Read Full »

Does periampullary carcinoma require a PET scan for treatment?

Query: Hi doctor,A patient has abdomen pain and vomiting with fever one month back. She was admitted to the hospital and came back home. Again last week, she had pain, and a lot of tests were performed. In which her FNAC reports showed cancer. Based on these reports, we require what should be the following...  Read Full »


Dr. Pawar Satyajit Jalinder

Answer: Hello, Welcome to icliniq.com. I have gone through your query and reports provided (attachments are removed to protect the patient's report). Based on this, my final analysis is periampullary carcinoma, biopsy papillary tubular neoplasm, and MRCP CT (magnetic resonance cholangiopancreatograph...  Read Full »

What causes brain tumors?

Query: Hello doctor,I have MRI scans, and I am attaching my reports. I would like an expert to review and advise.  Read Full »


Dr. Hitesh Kumar

Answer: Hello, Welcome to icliniq.com. As per your neuroimaging report (attachment removed to protect the patient's identity), the possibility of some metastatic tumor on brain coverings (meninges or dura) can be there. The imaging photos are not properly accessible. For evaluation of this, possible ways ...  Read Full »

Can we eliminate chemo if we go with organ removal in case of breast cancer?

Query: Hello doctor, I have breast cancer. I have attached all the reports.  Read Full »


Dr. Arvind Guru

Answer: Hi, Welcome to icliniq.com. I have seen your attached reports (attachments removed to protect the patient's identity), and as per the reports, it seems that there is a tumor in the left breast. This tumor has been confirmed to be cancer on one of the tests. USG of axilla was advised but has n...  Read Full »

Can lymph node surgery prevent cancer from spreading?

Query: Hi doctor, Before two years, my father was diagnosed with prostate cancer and has been undergoing treatment using Eligard and Xgeva. Early this year, he got diagnosed with vallecula carcinoma and for which he underwent chemo (Erbitux) six sittings and radiation therapy for 27 days. While vallecula...  Read Full »


Dr. Rakesh Mittal

Answer: Hi, Welcome to icliniq.com. I went through the details of your father's illness and I will concentrate on the present problem. I will not agree with the advise for surgery of lymph nodes as PET scan suggests that it may have spread to other areas of lung, though not confirmed. Doing surgery for dise...  Read Full »

ask-doctor-img Ask a Doctor Online

* Your first query consult is free!

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. Read our Editorial Process to know how we create content for health articles and queries.