Primary Headaches Headaches that occur on their own with no detectable underlying cause, such as migraine. Part of: Headache About Primary Headaches…
brain
brain
-
-
Pons Part of the central nervous system, located at the base of the brain, between the medulla oblongata and the midbrain. It…
-
Pituitary Tumors: Symptoms A tumor that forms in the pituitary gland. The pituitary gland is a pea-sized organ at the base of…
-
Pituitary Tumors: Tests A tumor that forms in the pituitary gland. The pituitary gland is a pea-sized organ at the base of…
-
Pituitary Tumors: Treatments A tumor that forms in the pituitary gland. The pituitary gland is a pea-sized organ at the base of…
-
Phenylketonuria (PKU) Phenylketonuria (PKU) is an inborn error of metabolism involving impaired metabolism of phenylalanine, one of the amino acids. Untreated PKU…
-
Photoreceptor Cells (Photosensitive Cells) A photoreceptor cell is a specialized type of neuron found in the retina. Photoreceptors convert light into signals…
-
Rh Incompatibility: Symptoms Rh incompatibility is a condition that occurs during pregnancy if a woman has Rh-negative blood and her baby has…