A skin lesion grows an acid-fast bacilli on Lowenstein-Jensen agar at 30°C but not 35°C. This organism will be a

Question

Quizplus · Accepted Answer

The organism described is a photochromogen, which grows on Lowenstein-Jensen agar at lower temperatures (30°C) and is characterized by its ability to produce pigment in the presence of light. This is typical of certain mycobacteria, such as Mycobacterium kansasii, which is known for causing skin lesions and growing optimally at slightly cooler temperatures.

A Skin Lesion Grows an Acid-Fast Bacilli on Lowenstein-Jensen Agar