Author: Shadab Chow

  • Systemic Mastocytosis

    Systemic Mastocytosis: Definition and Description of Systemic Mastocytosis: Systemic Mastocytosis is a rare disorder characterized by the abnormal proliferation of mast cells in various tissues and organs, including the bone marrow, liver, spleen, and skin. Mast cells are a type of white blood cell involved in allergic responses and regulating immune responses. In systemic mastocytosis,…

  • Systemic Mast Cell Disease

    Systemic Mast Cell Disease: Definition and Description of Systemic Mast Cell Disease: Systemic Mast Cell Disease (SMCD) is a rare and complex condition characterized by the abnormal proliferation and accumulation of mast cells in various tissues throughout the body. Mast cells are a type of white blood cell that plays a crucial role in the…

  • Systemic Aleukemic Reticuloendotheliosis

    Systemic Aleukemic Reticuloendotheliosis: Definition and Description of Systemic Aleukemic Reticuloendotheliosis: Systemic Aleukemic Reticuloendotheliosis (SARE) is a rare hematological disorder characterized by the proliferation of reticuloendothelial cells, which are part of the immune system. This condition typically manifests in individuals without the presence of a notable increase in leukocytes (white blood cells) typically found in other…

  • Syringomyelia

    Syringomyelia: Definition and Description of Syringomyelia: Syringomyelia is a rare neurological condition characterized by the development of a fluid-filled cyst, known as a syrinx, within the spinal cord. This syrinx can expand and elongate over time, leading to the disruption of normal spinal cord function. Typically associated with conditions such as Chiari malformation, where brain…

  • Syphilis, Congenital

    Syphilis, Congenital: Definition and Description of Syphilis, Congenital: Congenital syphilis is a severe infectious disease that occurs when a mother passes the syphilis bacterium, Treponema pallidum, to her baby during pregnancy or childbirth. This condition can lead to a range of health issues for the newborn, including developmental delays, deformities, and in severe cases, stillbirth.…

  • Syphilis

    Syphilis: Definition and Description of Syphilis: Syphilis is a sexually transmitted infection (STI) caused by the bacterium Treponema pallidum. It is characterized by distinct stages, each with its own symptoms and complications. Syphilis can affect multiple systems in the body, manifesting as sores, rashes, and more severe health implications if left untreated. Recognized since the…

  • Synergistic Necrotizing Fasciitis

    Synergistic Necrotizing Fasciitis: Definition and Description of Synergistic Necrotizing Fasciitis: Synergistic necrotizing fasciitis is a severe and rapidly progressing soft tissue infection characterized by the synergistic action of multiple bacterial species. Unlike typical necrotizing fasciitis, which may be caused by a single organism, synergistic forms often involve a polymicrobial infection, predominantly including anaerobic bacteria such…

  • Syndactylic Oxycephaly

    Syndactylic Oxycephaly: Definition and Description of Syndactylic Oxycephaly: Syndactylic Oxycephaly is a rare congenital condition characterized by the fusion of the fingers and/or toes (syndactyly) alongside craniosynostosis, which is the premature fusion of skull bones. This condition can result in distinctive facial features and abnormalities in head shape due to altered cranial and facial growth.…

  • Symptomatic Porphyria

    Symptomatic Porphyria: Definition and Description of Symptomatic Porphyria: Symptomatic Porphyria refers to a group of disorders related to the accumulation of porphyrins or their precursors due to enzymatic deficiencies in the heme production pathway. These conditions can lead to a variety of symptoms affecting the skin and nervous system. The most common types of symptomatic…

  • Symmastia

    Symmastia: Definition and Description of Symmastia: Symmastia is a rare congenital condition characterized by the fusion of the breasts across the midline of the chest. Unlike normal anatomical development, where breasts are separate and well-defined, individuals with symmastia exhibit a contiguous breast tissue that may extend from one side of the chest to the other.…