Blood Blister: Its Symptoms Causes and Treatment

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blood blister

What is blister

Any Fluid-filled small vesicle (lymph, serum, plasma, blood, or pus) that is usually formed on the upper layer of skin after it has been ruptured is called blister. There are several types of blisters depending upon their causes and composition.

Blood Blister: We can observe sometimes that on the skin there is a raised piece that contains blood in it. This is known as a blood blister. In some cases, there is water inside the raised piece of skin instead of blood. That blisters are not much different than one that has blood in them.

In most parts where they are present, they are less harmless and without the doctor’s treatment, they will go away within a few weeks. A blood blister is a minor condition of the skin and it is very common. Blood blisters are the fluid-filled sacs and look similar to friction blisters (clear fluid-filled sacs) and they have appeared as a raised piece of skin.

There are two types of blisters:

  • Blood blisters
  • Friction blisters

Blood blister contains red fluid in the raised piece of the skin whereas in friction blisters they contain clear liquid fluid in the raised piece of skin. The blood blisters are firstly light red in color but over time they become darker in color. At the site of the blister, most of the blood blisters cause. The blood blisters may be black, purplish or red in color,

Areas those are most likely to be affected with blood blisters

In different locations on the skin, the blood blisters can form. The most common areas where blood blisters can more commonly develop include:

  • Feet
  • Near joints
  • Hands
  • Mouth
  • Fingers
  • Near the bony part of the body like heal, toe, etc.
  • Eyelids

Read more About: Functions of blood

Signs and Symptoms

In different locations on the skin, the blood blisters are present. The most common signs and symptoms where blood blisters can more commonly develop and shows the symptoms include.

  • Minor irritation in the site of blister
  • Allergic reactions may occur where blister formed
  • Infection
  • Warmth spread from the blister
  • Red lines spreading from the blister 

Causes

Anywhere on the body, a blister is formed where the skin is pinched but does not break open. For a prolonged period of time lifting heavy weights or closing a drawer on a finger can lead to the cause of blood blisters.

Some other causes of blood blisters are:

  • Severe frostbite
  • Pinching of the skin due to wearing poorly fitted shoes 
  • Extra friction that is caused by sweaty feet
  • An object or tool regularly rubbing against the skin
  • Pinching of skin between two objects cause minor trauma
  • Running, dancing or participating in a sport for a longer period of time

Blood Blister in The Mouth

Medically, blood blister mouth is related to a condition which is known as angina bullosa hemorrhagica (ABH). According to the review in the World Journal of Stomatology in the oral cavity angina bullosa hemorrhagica (ABH) is characterized by the formation of blood-filled sac and it is an uncommon oral disorder. These purplish or dark red blood blisters in the mouth spontaneously appeared 

Some causes of blood blisters in the mouth include:

  • Mouth cancer
  • Allergies 
  • Bleeding disorders
  • Nutritional deficiencies
  • Excessive consumption of alcohol
  • Inhaling drugs that are including steroids
  • Eat crunching, hot or hard food
  • Having a disease that is systemic such as diabetes
  • Having an injection of local anesthesia
  • Undergoing through the dental process, such as crown replacement or impressions

Blood Blister in Lip

Blood blisters in lips can make a person appear awful and are usually painful. Depending upon the cause of blood blisters the texture and size of blood blisters are varied on the lips. The reasons for the formation of blisters on the lips are:

  • Physical injuries
  • Cold injuries
  • Exposure to heat
  • Lip biting
  • Insect bites

Blood Blister Symptoms of Lip

Some symptoms of blood blisters in the lip include

  • Burning sensation on lips or itching lip
  • The white or the yellow crust on the lip
  • Difficulties in smiling, speaking and eating
  • Large or tiny soft lump on the lip
  • Inside the lip red blood filled bumps
  • Chapped, scaly, flaked and dry lips
  • With sores crack corner of the lips
  • Oozing sores or fluid-filled bumps on the surface of lip

Blood Blister on Fingers

In different locations on the skin, the blood blisters can form. Blood blisters are also present and formed on the finger. For a prolonged period of time lifting heavy weights or closing a drawer on a finger can lead to the cause of a blood blister finger. Blood blisters in/on finger felt like pinching the finger on a door.

Diagnosis

Usually, blood blisters don’t require proper diagnosis and general examination is sufficient to identify it but sometimes it may cause severe secondary infection and pain at the affected site. As a result, it is necessary to seek a physician help that will find out the route cause of that chronic infection. Some types of skin cancer will also appear similar to that of a blood blister. Therefore a biopsy is required to confirm the type of blister either it is the acute or chronic type of blood blister.

Blood Blister Treatment options:

Naturally, blood blisters will heal on their own within few days i.e 3-7 days and will not require any special medical attention.it is often recommended by the physicians not to rupture the blood blister by yourself and allow it to burst on their own in order to avoid any type of secondary infection at the affected site.

Blood blisters that are formed on toes and feet may require some additional steps in order to ensure that they are healing properly. Once the blood blister is ruptured, don’t peel off the dead skin and allow the liquid inside the blood blister to drain properly. In order to improve the healing process and to prevent infection the Infected site should be covered with a dry and sterile dressing. povidone-iodine preparation and sterile gloves should be used to drain the blister.

 General steps to take include:

  • Applying ice to the blister
  • Covering the blister loosely to help avoid extra friction
  • Avoiding placing pressure on the blister by removing shoes or wearing open-toe footwear.
  • Gently cleansing and protecting a blister that has burst open seeking preventive attention when needed

Home remedies to heal blood blisters:

Certain home remedies are also used to improve the healing process

Aloe vera
aloevera
Aloe vera has analgesic anti-inflammatory and anti-bacterial properties.
Aloe vera gel should be applied daily on blood blister until it heals.

Witch Hazel

witch hazel
Witch hazel contains tannins that have excellent analgesic properties. Blood blister will be dried earlier after its regular application on the affected area.

·Turmeric
   turmeric
Turmeric has an antibacterial and anti-inflammatory property and is also used as a home remedy to treat blood blister. A pinch of turmeric is mixed with honey and should be taken twice a day in order to prevent infection. Alternately you can drink one glass of warm milk mixed with a pinch of turmeric powder. Cucumber is another home remedy widely used to treat blood blister. Mineral silica is present in cucumber that is very useful in strengthening the walls of damaged blood vessels and skin tissues. Applying For a slice of cold cucumber will help in reducing swelling and pain of blood blister. You can also drink one glass of cucumber juice.

Risk factors


Generally, every individual is susceptible to the formation of blood blister but taking certain steps and good care of health and body will decrease the chances of incidence.
Following steps should be taken to reduce the development of blood blister
• Wear gloves during working with tools or lifting heavyweights
• Wear appropriately-sized footwear
• Keep the feet dry

When to consult your physician:

When the following sign and symptoms will appear, you must have to consult the doctor

 

  • If the blister is not clearing up on its own
  • If the blister repeatedly comes back
  • When there is no apparent reason for the blister to have formed
  • If the blister is caused by an allergic reaction
  • Multiple unexplained blisters have formed.
  • When the symptoms of infection, such as red lines or warmth spreading from the blister appeared.
  • Blisters have also formed in the mouth or eyelids
  • The blister is making it difficult for a person to move their hands and walk


A Pharmacist Can help with blisters


Must protect your blister from becoming infected, The pharmacist can recommend a plaster or dressing to cover it while it heals. A hydrocolloid dressing can also help to reduce pain and speed up healing.

 

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