Black or dark spots can be detected when someone undergoes imaging test that can include CT scans and MRIs. These dark spots, which are abnormal tissue matter, are referred to as a brain lesion, according to Mayo Clinic.... More » Health Pain & Symptoms

Prevent black spots on leaves by taking steps to remove plant debris from the ground, removing diseased foliage, avoiding overhead watering and removing any diseased leaves. Limit the use of fungicides to times when othe... More » Home & Garden Gardening & Landscapes

Black spot on roses is the result of a persistent fungus, Diplocarpon rosae, that invades rose bushes, especially in wet weather. The disease is progressive and will cause all leaves to drop from the plant. More »

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Benign tumors, cancerous tumors, abnormal fat accumulations, cysts and abscesses are all possible causes of spots observed on the liver during medical scans, according to the California Pacific Medical Center of the Sutt... More » Health Pain & Symptoms

An orthopedist orders X-rays, CT scans, MRIs, or a combination of imaging tests to determine whether a patient is a candidate for reverse shoulder replacement, states the Hospital for Special Surgery. Reverse shoulder re... More » Health Conditions & Diseases

Both MRIs and PET scans are used to produce images of organs and other tissues within the human body, reports Bay Moon Gynecological Cancer Resources. MRIs use magnets to produce images of structures in the body, while P... More » Health Diagnostics & Imaging

Doctors generally use imaging tests, such as CT scans, MRIs or ultrasounds, to closely examine kidney cysts, explains the National Institutes of Health. From these tests, doctors can determine if the growth is a simple k... More » Health Conditions & Diseases Cancer