Most cases of nocardiosis start out as lung infections, in which pus-filled cavities, or abscesses containing the bacteria, form in the lungs. This can cause symptoms such as chest pain, a cough ...

Multiple sclerosis causes lesions to the spinal cord and other parts of the central nervous system. An MRI can detect spinal cord lesions and help diagnose and monitor the condition. Multiple ...

While cold sores can affect people of all ages, similar to acne, they're most typically associated with teenagers and young ...

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