What are the 5 P s of lichen pla...

What are the 5 P's of lichen planus?

Cutaneous lichen planus (CLP) most commonly involves the flexor surfaces of the extremities and presents as small itchy violaceous Papules in middle-aged adults. [Pruritic, Purple, Polygonal, Planar, Papules, and Plaques" are the traditional 6 [P's" of LP [1].

What happens if you use too much fluorouracil?

It is very important that you use this medicine only as directed by your doctor. Do not use more of it, do not use it more often, and do not use it for a longer time than your doctor ordered. To do so may cause your skin to become irritated. This medicine is for use on the skin only.dermatoscope magnification

Is there a blood test for squamous cell carcinoma?

SCC antigen (SCCA) represents a subfraction of tumor-associated antigens related to squamous cell carcinoma and is used as a serum tumor marker for squamous cell carcinoma of the head and neck, lung (including esophagus), and other types of SCC.

Is Bowen's disease always scaly?

Usually, Bowen's disease appears as red scaly patches. Sometimes they look like raised spots or warts. Often the affected skin looks red and sore. Bowenoid papulosis usually occurs on the pubic or genital area in men and women.dermoscopy squamous cell carcinoma

Why is 5-fluorouracil toxic?

5-FU is catabolized and eliminated by the DPD enzyme. If it becomes oversaturated, or a patient lacks sufficient DPD because of a metabolic defect, toxic levels of 5-FU metabolites accumulate.

What is the difference between BCC and AK?

Basal cell carcinoma is a type of skin cancer. Actinic keratosis is a precancerous lesion that can sometimes turn into skin cancer. It's important to receive early treatment for both. Skin cancer is the most common type of cancer in the United States.actinic keratosis dermoscopy

What conditions are similar to actinic keratosis?

Similar to actinic keratoses, seborrheic keratoses are usually flat or slightly raised. They also form plaques that can either form alone or in a cluster. They also may bleed easily and become itchy. These can form quickly and should be watched for additional changes in shape, color, and size.

What is a lichenoid actinic keratosis?

Lichenoid keratosis (LK), also known as lichen planus-like keratosis, solitary lichen planus, or involuting lichenoid plaque, is a benign skin lesion that commonly occurs as a single small gray-brown plaque or papule and is most commonly located on the chest and upper extremities.

Do all actinic keratosis turn cancerous?

Some actinic keratoses can turn into squamous cell skin cancer. Because of this, the lesions are often called precancer. They are not life-threatening. But if they are found and treated early, they do not have the chance to develop into skin cancer.

Can actinic keratosis come back in the same spot?

In some cases, the spot may itch or have a prickly or sore feeling. Sometimes the spots come and go, often coming back after sun exposure. Often you will have more than 1 AK.