What’s Causing This Skin Lesion?


Part of the skin that has unusual appearance or growth is skin lesions. It looks distinct from the skin around it. There are two kinds of skin lesion i.e., primary and secondary. Primary lesions are the skin infirmities that exist from birth or acquired over a lifetime. The causes of the secondary lesion are irritation or manipulation of the primary ones. In this article, we describe the various reasons for the skin lesion in detail. Hence, you must read this full article until the end.

What’s Causing This Skin Lesion?
What’s Causing This Skin Lesion?

Conditions That Cause Skin Lesions

Various conditions can lead to different types of skin lesions. The following are the causes and types of it.

Acne: Skin Lesion

  • Commonly present on the face, shoulders, neck, chest, and upper back
  • It May leave scars or darken the skin if untreated
  • Breakouts on the skin composed of whiteheads, pimples, blackheads, or deep, painful cysts and nodules

Cold Sore

  • Red, painful, fluid-filled blister that mostly appears near the mouth and lips
  • The affected area will often tingle or burn before the sore is visible
  • Mild, flu-like symptoms accompany it such as low fever, body aches, and swollen lymph nodes

Herpes Simplex

  • The viruses HSV-1 and HSV-2 cause oral and genital lesions
  • These painful blisters occur alone or in clusters and weep clear yellow fluid and then crust over
  • Blisters may reoccur in response to stress, menstruation, illness, or sun exposure
  • Signs also include mild flu-like symptoms such as fever, fatigue, swollen lymph nodes, headache, body aches, and decreased appetite

Actinic Keratosis

  • Thick, scaly, or crusty skin patch
  • Their size is typically less than 2 cm, approx the size of a pencil eraser
  • Usually, pink in color but can have a brown, tan, or gray base
  • Appears on parts of the body that receive a lot of sun exposure (hands, arms, face, scalp, and neck)

Allergic Eczema

  • Skin is itchy, red, scaly, or raw
  • May resemble a burn
  • Blisters that weep ooze, or become crusty
  • Often found on hands and forearms


  • Common in babies and children
  • Irritating rash and fluid-filled blisters that pop easily and form a honey-colored crust
  • Rash often lies in the area around the mouth, chin, and nose

Contact Dermatitis

  • Appears hours to days after contact with an allergen
  • Skin is itchy, red, scaly, or raw
  • Rash has visible borders and looks where your skin touched the irritating substance
  • Blisters that weep ooze, or become crusty
What’s Causing This Skin Lesion?
What’s Causing This Skin Lesion?


  • Scaly, silvery, sharply defined skin patches
  • Maybe itchy or asymptomatic
  • Commonly located on the scalp, elbows, knees, and lower back


  • Clusters of itchy, red, fluid-filled blisters in various stages of healing all over the body
  • Remains contagious until all blisters have crusted over
  • Often accompanied by fever, body aches, sore throat, and loss of appetite

Shingles: Skin Lesion

  • Rash comprising clusters of fluid-filled blisters that break easily and weep fluid
  • Very painful rash that may burn, tingle, or itch, even if there are no blisters present
  • Usually accompanied by low fever, chills, headache, or fatigue
  • Rash emerges in a linear stripe pattern that appears most commonly on the torso but may occur on other parts of the body, including the face

Scabies: Skin Lesion

  • An extremely itchy rash may be pimply, made up of tiny blisters, or scaly
  • Symptoms may take four to six weeks to appear
  • Raised, white or flesh-toned lines

Other Conditions Causing Skin Lesion

  • Sebaceous cyst
  • MRSA (staph) infection
  • Cellulitis
  • Boils
  • Bullae
  • Blister
  • Nodule
  • Rash
  • Hives
  • Keloids
  • Wart
  • Dermnet
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