Ultraviolet Light Ringworm

The light in the source is filtered using nickel oxide and is often called black light in common usage.

Ultraviolet light ringworm.

A black light diagnosis should not be considered conclusive. In humans ringworm forms a ring shaped raised red rash but this presentation is not common in animals. Canis the most common feline ringworm species to fluoresce. Although both species fluoresce blue green under a wood s lamp both species are uncommon causes of tinea infections.

A wood s lamp correctly used can be a helpful and cost effective screening tool. The uv light used for identifying ringworm is often known as a wood s lamp by practitioners. Ringworm is very badly named because it is caused by a fungus not a worm says dr. 50 of the microsporum canis species will fluoresce when the woods lamp is placed near the area of hair loss.

Confirm the diagnosis with a culture. 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. 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. One of the simplest ways to diagnose ringworm is with the woods lamp which is an ultraviolet lamp also know as a black light.

John angus a veterinary dermatologist at the university of illinois veterinary teaching hospital in urbana. Ringworm makes its home on the hair and skin and it affects both people and pets. The light itself looks bluish or purplish and causes some of the organisms responsible for ringworm to appear to glow yellow or green when the. Ultraviolet light used in diagnosing ringworm.

However it is not very common. A wood s lamp examination is a procedure that uses transillumination light to detect bacterial or fungal skin infections. A wood s lamp is an ultraviolet light with a specific wavelength of light which causes some strains of m.