विश्व पार्किंसंस दिवस 11 अप्रैल को मनाया जाता है। पार्किंसंस रोग मुख्य रूप से किसके कारण होता है?

A spinal cord injury occurring between the T1 and L1-L2 vertebrae typically results in motor and sensory loss in the lower limbs, a condition known as:

In which type of brain tumor is there typically a presence of multiple, well-defined lesions usually located at the junction of the grey and white matter?