Browse plain-English disease and condition guides, including symptoms, causes, diagnosis, treatment options, prevention, and when to seek medical care.
12 Cranial Nerves/The cranial nerves provide afferent and efferent (sensory, motor, and autonomic) innervation to the structures of the head and neck. Unlike spinal nerves whose...
Read articleThe abducens nerve is a crucial part of our body’s nervous system, responsible for controlling the movement of our eyes. However, when this nerve undergoes atrophy,...
Read articleAbducens nerve cancer, also known as abducens nerve schwannoma or abducens nerve glioma, is a rare type of tumor that affects the sixth cranial nerve. This...
Read articleAbducens nerve compression occurs when the sixth cranial nerve, responsible for controlling eye movement, is squeezed or damaged. This condition can lead to various symptoms affecting...
Read articleAbducens nerve degeneration is a condition that affects the sixth cranial nerve, which controls the movement of the eye. This article aims to provide a clear...
Read articleAbducens nerve diseases affect the sixth cranial nerve, responsible for controlling eye movement. These conditions can lead to various symptoms, affecting vision and overall health. Understanding...
Read articleAbducens nerve disorders can cause problems with eye movement, leading to various symptoms and difficulties. Understanding the causes, symptoms, diagnosis, and treatment options for these disorders...
Read articleAbducens nerve dysfunction, also known as sixth nerve palsy or cranial nerve VI dysfunction, affects the nerve responsible for controlling the movement of the lateral rectus...
Read articleAbducens nerve dysfunction and ischemia are medical conditions that affect different parts of the body but can have significant impacts on a person’s health and wellbeing....
Read articleAbducens nerve lesions can lead to various difficulties in eye movement and coordination. Understanding the causes, symptoms, diagnosis, and treatment options for these lesions is crucial...
Read articleAbducens nerve malformation is a condition affecting the sixth cranial nerve, which controls the movement of the eye. When this nerve is not functioning properly due...
Read articleAbducens nerve neuralgia, often referred to as sixth nerve neuralgia, is a condition that affects the sixth cranial nerve, responsible for controlling the movement of the...
Read articleMelkersson–Rosenthal syndrome is a rare neuro-mucocutaneous disorder in which repeated bouts of swelling in the face or lips, attacks of one-sided facial paralysis, and a deeply...
Read articleMedial Superior Pontine Syndrome is a rare type of brain-stem stroke that happens when the paramedian (mid-line) branches of the upper basilar artery are suddenly blocked...
Read articleMedial Mid-Pontine Syndrome is a neurological condition that happens when a small but vital strip of tissue in the middle (medial) part of the pons—the “bridge”...
Read articleMedial Inferior Pontine Syndrome—sometimes called inferior medial pontine stroke syndrome or Foville syndrome—is a rare type of brain-stem stroke that injures the inner (medial) lower part...
Read articleLesch–Nyhan syndrome is a rare, X-linked, inherited metabolic disorder in which mutations in the HPRT1 gene on the X-chromosome disable the enzyme hypoxanthine-guanine phosphoribosyl-transferase (HGPRT). Without...
Read articleAnaplastic (Grade III) hemorrhagic ependymoma is a fast-growing, highly cellular brain or spinal-cord tumor that arises from ependymal cells—the thin lining of the ventricles and central...
Read articleA subependymoma is a low-grade (WHO grade 1) tumour that grows from the lining cells of the brain’s ventricular system or, less often, the central canal...
Read articleA myxopapillary ependymoma (MPE) is a World Health Organization (WHO) grade I glial tumor that grows from ependymal cells lining the central canal of the lower...
Read articleSpinal hemorrhagic ependymoma is a rare spinal-cord tumor in which the neoplastic tissue suddenly or gradually fills with blood. Ependymomas are already the most common intramedullary...
Read articlePosterior fossa hemorrhagic ependymoma is a tumor that starts from the ependymal cells that normally line the fourth ventricle and the central canal of the spinal...
Read articleA supratentorial hemorrhagic ependymoma is a rare glial-cell tumour that grows above the tentorium (the fold of dura that separates the cerebral hemispheres from the cerebellum)...
Read articleA focal cortical or subcortical hemorrhagic demyelinating lesion (FCS-HDL) is a small, sharply bordered patch of brain tissue in either the grey cortical ribbon or the...
Read articleA diffuse axonal hemorrhagic demyelinating lesion (DAHDL) is a complex kind of brain-and-spinal-cord injury in which three types of tissue damage happen at the same time:...
Read articleA spinal cord hemorrhagic demyelinating lesion is an injury in which two damaging events collide at the same spot in the cord: Hemorrhage – a bleed...
Read articleRecurrent Episodic Vasculitic Demyelination (REVD) is an uncommon pattern of nervous-system damage in which small and medium blood-vessel inflammation (vasculitis) repeatedly flares and quiets down, each...
Read articleChronic Progressive Vasculitic Demyelination is a descriptive umbrella term used by neurologists to capture a group of rare disorders in which long-standing inflammation of blood-vessel walls...
Read articleFulminant Vasculitic Demyelination (FVD) describes a “perfect storm” in which small- and medium-sized blood-vessels are attacked by the immune system (vasculitis) while myelin is simultaneously destroyed...
Read articleSub-acute Vasculitic Hemorrhagic Demyelination (SVHD) is a rare, fiercely inflammatory disease of the brain and spinal cord. Doctors place it on the same spectrum as acute...
Read articleAcute Hemorrhagic Leukoencephalitis (often shortened to AHLE and sometimes called Weston-Hurst syndrome) is an extremely rare but very aggressive brain and spinal-cord disease. In simple terms,...
Read article“Brainstem and cerebellar hemorrhagic demyelination” refers to any disease process in which the insulating myelin sheaths of nerve fibers inside the brainstem or cerebellum are stripped...
Read article
