Neurocognitive Disorders

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Delirium (Sudden Confusion)Clinical name: DeliriumA sudden, often dramatic state of confusion that develops over hours or days, usually caused by a physical illness. A medical emergency, frequently reversible,…10 min read Alzheimer’s Disease and DementiaClinical name: Major Neurocognitive Disorder (Alzheimer's Disease)A progressive loss of memory and thinking that gradually affects daily life. Not a normal part of ageing, and not a curse. Understanding it…10 min read Vascular Dementia (After Stroke)Clinical name: Vascular Neurocognitive DisorderDementia caused by reduced blood flow to the brain, often after a stroke or many tiny strokes. The most preventable form of dementia, because…10 min read HIV-Associated Memory and Thinking ProblemsClinical name: Neurocognitive Disorder Due to HIV InfectionHIV can affect the brain, causing problems with memory, concentration and thinking. With effective HIV treatment these problems are far less common and often…10 min read Frontotemporal DementiaClinical name: Frontotemporal Neurocognitive DisorderA less common dementia that strikes at a younger age and first changes personality, behaviour or language rather than memory. Often misunderstood as a…10 min read Lewy Body DementiaClinical name: Neurocognitive Disorder with Lewy BodiesA common but under-recognised dementia marked by fluctuating alertness, visual hallucinations, and movement changes like those of Parkinson's disease. Recognising it matters greatly, because…10 min read Memory Problems After Head InjuryClinical name: Neurocognitive Disorder Due to Traumatic Brain InjuryLasting difficulties with memory, thinking, mood or behaviour following a significant blow to the head. Common after road crashes and falls, often underestimated, and…10 min read Mild Cognitive ImpairmentClinical name: Mild Neurocognitive DisorderA noticeable but mild decline in memory or thinking that does not yet interfere much with daily life. A middle ground between normal ageing…9 min read