Causes of Red Dots on Skin

Posted January 20, 2017 from United States
Red dots on skin
Some causes may leave you with a terrible itch.

Your skin, my skin, and everyone’s skin are prone to blemishes, rashes and also bumps of a variety of causes. Usually, it is harmless and in time should disappear. Yet, it is good to understand what the common reasons for these symptoms are. Knowing, you will be able to manage and treat them if they do appear. The appearance of red dots on skin suddenly can be a shock. It can be confusing if you don’t have any explanation for these particular red dots.

You may consider them as just some allergic reaction, a heat rash or maybe it’s a sign of skin cancer. Although, sometimes it can also be the result of leaked capillaries or internal bleeding. It may cause brown, red or purple spots that appear in clusters, often it looks the same as a rash.

Der dots on the skin may be flat or elevated, they may itch or not. Each indicates a different cause.

There is a condition called Petechiae or Red Dots on Skin. These won’t lose any color if you touch them and their size in diameter is about 3 millimeters. They will be flat with no itch. You can discover them on your face, chest, legs, arms, as well asany other area of your body.

Symptoms of signs of petechiae or red dots on skin

What’s interest about these red spots is that sometimes it may be itchy and other times it’s not. This condition can be accompanied by other symptoms and signs such as indicated below.

A clotted collection of blood that is under your skin called hematoma

When you experience extreme bleeding from your gums

If you bruise or bleed easily

Joint hemorrhage also called hemarthrosis

Nosebleeds that is unexplained

With excessive bleeding while you menstruate or menorrhagia

Causes of red dots on skin or petechiae

This condition is quite common among the universal population. It can represent many different conditions, but to be able to determine the actual cause, it’s very important to go and see your doctor. He/she can establish whether it is serious or only a minor condition. Look at the following possible causes that are associated with red dots on skin.


When it appears on your lower legs, it is most commonly known to be thrombocytopenia. This condition is characterized by your platelet levels, usually when they are abnormally low. It is blood cells that are colorless and assist in causing blood clotting. It can also be the side effect of certain medications or may be present with a disorder of your immune system like leukemia.

With prolonged straining

When these spots appear on your face, chest, and neck, most of the time it’s caused through too much strain. This can happen when you partake in weightlifting, lift something heavy or even with childbirth. It may also result from prolonged crying, violent coughing, consistent vomiting, and choking.

Specific medications

Specific medications might cause this reaction. Below is a list of the most common medicine that could cause red dots on skin.

Anticoagulants like heparin or warfarin Linezolid

Rifampin Phenytoin

Chlorothiazide Cimetidine

Quinine Nitrofurantoin

Penicillin Naproxen

Indomethacin Desipramine

Chloral hydrate Carbamazepine

Atropine Aspirin


Sunburns or injuries

Certain traumas or injuries might influence spots to develop in the face and eyes, like strangulation or smothering. Potential distress is also a cause and includes biting, spanking, severe sunburns, as well as when you are crushed in an accident.


Harsh sepsis may cause these spots when your platelet count is low. It’s a potentially serious condition brought on by infection. It can happen when chemicals enter your bloodstream, in order to fight against infection, and then it triggers inflammation right through your body. Sepsis can cause septic shock which means your blood pressure drop dramatically and can result in death.

An allergic reaction

You can develop red dots on the skin or petechiae, due to an allergic reaction that is called purpura. It’s a hemorrhagic ailment when internal bleeding occurs under your skin leading to spontaneous bruising and petechiae.

Autoimmune diseases

Certain diseases, autoimmune diseases are also linked to petechiae, including lupus and rheumatoid arthritis. Rheumatoid arthritis is when the white blood cells attack the joints cartilage. This will result in petechiae, inflammation or rashes, which might occur in the areas that are affected. Petechiae might also go with both discoid lupus erythematosus and systemic lupus erythematosus, which can result mostly from thrombocytopenia that is very common among lupus patients.


This is another cause that is common with petechiae. Red dots on skin can accompany some nutritional deficiencies from B12, folate, and B9 of your B vitamins, as well as a shortage of vitamin C and K.

With strep throat

Strep throat is caused by Streptococcus pyogenes and is a bacterial infection of the throat. Small red dots will be found on the roof at the back of your mouth. You can also have other associated symptoms of strep throat that will include swollen lymph nodes in your neck, a swollen or dry throat, and pain in your throat when swallowing, breathing or talking.

Scarlet fever

This disease might develop in patients that have strep throat, it’s a bacterial infection. Red dots that accompany this disease will feature a rash that is bright red and it normally spread all over your body. It might look as if you’ve sunburnt and feel similar to sandpaper. You might also experience additional symptoms that can include a strawberry tongue, flushed face, sore throat, and high fever.

If you notice and red dots on skin, consult your dermatologist just to be sure you are on the safe side. It could only be acne, age spots or something simple. But, it could be dangerous as well. For more information on red dots on skin visit this page.

How to Get Involved

Always consult a doctor, do not assume it is just another rash. 

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