Category: P

  • Placenta praevia centralis

    A placenta positioned directly over the opening of the uterus.  

  • Placenta membranacea

    A placenta that is unusually thin.  

  • Placenta cirsoides

    A placenta where the umbilical blood vessels display a varicose-like appearance.  

  • Pityriasis pilaris

    A persistent skin condition characterized by hard, cone-shaped protrusions located at the openings of the sebaceous glands, commonly found on the arms and thighs.  

  • Pityriasis linguae

    Temporary, benign patches observed on the tongue.  

  • Pityriasis lichenoides et varioliformis acuta

    A skin condition marked by tiny blisters and pus-filled bumps that eventually crust over and can result in scarring. Typically, it lasts between one to three months and is not contagious.  

  • Pityriasis corporis

    Flannel rash is a skin condition characterized by small pink patches topped with oily scales. These patches often expand into larger oval shapes that typically clear in the center, creating a ring-like appearance. Itching isn’t frequently associated with this condition. There’s a notable link between this rash and scalp dandruff; some specialists believe the dandruff…

  • Pityriasis capitis

    Seborrheic dermatitis of the scalp, commonly known as dandruff or scurf, often first manifests between the ages of six to ten. It’s not uncommon for multiple family members to exhibit this condition, suggesting a hereditary inclination. In its early, dry stage, many spores are evident. Over time, the area may become infected with bacteria. Sometimes,…

  • Pitressin

    A hormone originating from the pituitary gland that elevates blood pressure and regulates kidney urine output.  

  • Pitocin

    A hormone secreted by the pituitary gland, located in the brain, that induces the contraction of smooth muscles, such as those in the uterine wall.