Poison ivy, oak, and sumac facts. 1  Poison ivy, poison oak, and poison sumac are plants than can cause an itchy rash upon contact. 2  A substance called urushiol, found in these plants, causes the rash. 3  The rash is not contagious.  The rash usually disappears in one to three weeks.
Following is a list of causes or underlying conditions (see also Misdiagnosis of underlying causes of Tremor) that could possibly cause Tremor includes: 1  Parkinson's disease. 2  Drug-induced tremor. 3  Parkinson disease 8 - tremors.  Parkinson disease 13 1  - tremors. Neuhauser-Daly-Magnelli syndrome - tremors.  Multiple endocrine neoplasia - Tremors.
Dog Tremors. Tremors in dogs, much like tremors in humans, are rhythmic involuntary movements that can affect all or part of the body. There are many causes of tremors.Tremors involving the head are often caused by abnormalities of the brain (i.e. cerebellum) or the organ of balance (i.e. the vestibular). Inflammation, trauma, toxins and immune system problems are only a few of the causes that can affect the brain and result in tremors.remors involving the head are often caused by abnormalities of the brain (i.e. cerebellum) or the organ of balance (i.e. the vestibular). Inflammation, trauma, toxins and immune system problems are only a few of the causes that can affect the brain and result in tremors.