Acute intermittent porphyria is often called AIP. Doctors may also write acute hepatic porphyria (AHP) — AIP subtype. Older names include Swedish porphyria ...

Neurodegeneration” means slow damage and loss of nerve cells in the brain or spinal cord. Over time, this causes problems with memory, thinking, movement, ...

Autosomal recessive spinocerebellar ataxia-21 with hepatopathy (often abbreviated SCAR21) is a very rare genetic disorder caused by harmful changes (mutations) ...

Autosomal recessive spinocerebellar ataxia 21 with hepatopathy is a very rare inherited disorder caused by harmful changes in the SCYL1 gene. “Autosomal ...

This is a very rare, inherited (autosomal recessive) disorder caused by harmful changes in a gene called SCYL1. Children with this condition can have repeated ...

Infantile liver failure means a baby’s liver suddenly stops working well. The liver cleans the blood, makes bile, controls sugar and clotting, and helps fight ...

Transient infantile liver failure is a rare condition in which a young baby’s liver suddenly stops working well, but then improves over time with the right ...

Acute infantile liver failure due to synthesis defects is a sudden, life-threatening breakdown of liver function in a baby (newborn to about 12 months old) ...

Weston-Hurst syndrome is a sudden, very severe inflammation of the brain’s white matter. It often starts a few days to weeks after a viral or bacterial ...

Acute necrotizing hemorrhagic leukoencephalitis (ANHL) is a very rare, sudden, and severe inflammation of the brain’s white matter. Doctors also call it “Hurst ...

Acute hemorrhagic encephalomyelitis is a sudden and very aggressive inflammation of the brain (and sometimes the spinal cord). It attacks the white matter, ...

Acute haemorrhagic leucoencephalitis (AHLE)—also called Hurst disease, Weston Hurst syndrome, acute haemorrhagic encephalomyelitis (AHEM)—is a very rare, ...

Acute hemorrhagic leukoencephalitis (AHLE) is a very rare, very fast-moving disease of the brain. It is a severe form of inflammation that attacks the white ...

Fulminant GVHD is a sudden, very severe form of acute GVHD that happens after a stem-cell or bone-marrow transplant. In GVHD, donor immune cells (mostly ...

Acute graft-versus-host disease (aGVHD) is a complication after an allogeneic hematopoietic stem-cell or bone-marrow transplant. Donor immune cells (mainly T ...

Acute flaccid myelitis (AFM) is a sudden illness that damages the gray matter of the spinal cord, especially the front (anterior horn) cells that control ...

Acute Fatty Liver of Pregnancy is a rare, life-threatening liver problem that usually appears late in pregnancy (third trimester) or in the early days after ...

M6 AML is a rare, aggressive blood cancer where malignant cells come mainly from the red-cell (erythroid) line. In the older FAB system it was “M6” or ...

Erythroblastic leukaemia is a rare, fast-growing blood cancer. It starts in the bone marrow. The bone marrow is the soft center inside bones where blood cells ...

Acute myeloid leukaemia M6 is an aggressive blood cancer where very early red-blood-cell precursors (erythroblasts) grow out of control in the bone marrow. ...