With increasing age, the kidney atrophy shifts the renal parenchyma pyelon index to 1:2:1. Renal Ultrasound Anatomy The kidney is a bean-shaped organ, which has usually a smooth convex lateral organ boundary.
Bipolar disorder may result from a chemical imbalance within the brain. The brain's functions are controlled by chemicals called neurotransmitters. An imbalance in the levels of one of these neurotransmitters, such as norepinephrine, may cause bipolar disorder. When levels of this chemical are too high, mania occurs.
Medications often used to treat bipolar disorder, such as typical and atypical antipsychotic drugs, calcium channel blockers, as well as anticonvulsant medications, may cause drug-induced parkinsonism, the medical term for symptoms that mimic Parkinson's disease.