Sometimes these diseases develop gradually over time. Some children with interstitial lung disease have other medical conditions such as heart disease, joint disease (arthritis), blood disorders such as sickle cell anemia, cancer, or chronic inflammatory bowel disease (such as Crohnâs or Ulcerative Colitis).
Peripheral neuropathy. I was diagnosed with Parkinson's one year ago. In December started having severe pain in my left leg. My primary care doctor just ordered a nerve study which confirms peripheral neuropathy.
1 Street drugs. 2  MPTP, a synthetic heroin contaminant, can cause severe Parkinson's disease-like symptoms. 3  Blood vessel disorders. 4  Although rare, stroke and atherosclerosis (hardening of the arteries) can cause symptoms similar to Parkinson's disease.