The Midnight Sun is a natural phenomenon in which the sun is above the horizon at midnight. And the rest of the night. And all day long. At Nordkapp (North Cape) the sun stays shining in the sky for over 1,800 hours without setting.
Hereditary coproporphyria. Hereditary coproporphyria (HCP) is a disorder of heme biosynthesis, classified as an acute hepatic porphyria. HCP is caused by a deficiency of the enzyme coproporphyrinogen oxidase, coded for by the CPOX gene, and is inherited in an autosomal dominant fashion, although homozygous individuals have been identified.
A primary care provider (PCP) is a health care practitioner who sees people that have common medical problems. This person is usually a doctor, but may be a physician assistant or a nurse practitioner.ack to Top Information. A PCP is your main health care provider in non-emergency situations. Your PCP's role is to: 1  Provide preventive care and teach healthy lifestyle choices. 2  Identify and treat common medical conditions.