HomeAnswersGeneral PractitionerdizzinessWhy am I feeling dizzy and extremely hot?

I am feeling dizzy and extremely hot. What to do?

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The following is an actual conversation between an iCliniq user and a doctor that has been reviewed and published as a Premium Q&A.

Answered by

Dr. Tim Evans

Medically reviewed by

iCliniq medical review team

Published At July 26, 2016
Reviewed AtJune 17, 2023

Patient's Query

Hello doctor,

The following event has happened twice. I start feeling dizzy and extremely hot. I can feel my body heat through my shirt. I feel nauseated and was about to faint. Oddly, today, when I went to the kitchen to check my food in the microwave, I opened the fridge instead. When I tried to cut lettuce, I grabbed a spoon. I am not sure if that was a coincidence. I got anxiety after these incidents. After lying down in front of the air conditioner, I feel better. Also, cigarettes seem to intensify my feeling. Please help.

Answered by Dr. Tim Evans

Hi,

Welcome to icliniq.com.

I think the main thing to consider is whether this is something significant related to any cardiac or circulatory problems or whether this is something relatively minor. I would certainly suggest you visit your GP or family doctor. You will need to undergo an ECG (electrocardiogram) of your heart to determine its underlying rhythm. You will need your blood pressure and heart rate checkup, along with your blood sugar level. Given that it has happened recurrently now, your doctor may want to send off some blood tests such as your blood count to check your hemoglobin level to make sure you are not anemic, along with your electrolyte levels to ensure that there are no endocrine abnormalities. Your doctor may ask you questions to ascertain whether you have any other symptoms of thyroid dysfunction and may organize thyroid function blood tests. At this stage, I think these tests would be the minimum that you would require. Depending on the results or also whether in the meantime, you get any further similar episodes, your doctor will need to consider further additional tests or a referral to the cardiology or medical outpatient department. Just to reassure you, these symptoms are very common and the majority of cases are usually pretty minor. However, I would suggest getting checked out to be on the safer side. Thank you and take care. Regards.

Investigations to be done

Investigations to be done are ECG (echocardiogram), observations (heart rate and BP) and blood glucose.

Differential diagnosis

The differential diagnosis is as follows: 1. Cardiogenic arrhythmia.

2. Presyncope.

3. Endocrine dysfunction.

Probable diagnosis

The probable diagnosis is Cardiac presyncope or faint.

Preventive measures

The preventive measures are to keep well hydrated, eat safely to maintain blood sugar, and avoid alcohol, smoking, and drugs

Same symptoms don't mean you have the same problem. Consult a doctor now!

Dr. Tim Evans

Dr. Tim Evans

General Practitioner

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