Ultraviolet Light Ringworm

In humans ringworm forms a ring shaped raised red rash but this presentation is not common in animals.

Ultraviolet light ringworm.

A black light diagnosis should not be considered conclusive. Ringworm makes its home on the hair and skin and it affects both people and pets. Take a culture of the suspected fungus with a cotton swab and allow it to develop in a sealed culture media or seek professional assistance. A wood s lamp is an ultraviolet light with a specific wavelength of light which causes some strains of m.

One of the simplest ways to diagnose ringworm is with the woods lamp which is an ultraviolet lamp also know as a black light. Ultraviolet light wood s lamp normally ultraviolet light is not useful in the diagnosis of tinea with the exception of two species microsporum canis and audouinii. Canis the most common feline ringworm species to fluoresce. Confirm the diagnosis with a culture.

Although both species fluoresce blue green under a wood s lamp both species are uncommon causes of tinea infections. It also can detect skin pigment disorders such as vitiligo and other. Ultraviolet light used in diagnosing ringworm. 50 of the microsporum canis species will fluoresce when the woods lamp is placed near the area of hair loss.

However it is not very common. A wood s lamp correctly used can be a helpful and cost effective screening tool. A wood s lamp examination is a procedure that uses transillumination light to detect bacterial or fungal skin infections. Uv blacklight flashlight 100 led uv flashlights super bright ultraviolet flashlight professional black light pet urine detector for dog cat hunting scorpions 4 6 out of 5 stars 554 19 99 19.

John angus a veterinary dermatologist at the university of illinois veterinary teaching hospital in urbana. The light in the source is filtered using nickel oxide and is often called black light in common usage. The uv light used for identifying ringworm is often known as a wood s lamp by practitioners.