Learning Issue: Dehydration and its Effects on Cognitive Ability Name: Rachel Chacko Delirium that results in Cancer Patients The clinician must consider metabolic causes for deliruim. Fever and sepsis often produce acute delirium. Dehydration and uremia frequently contribute. Electrolyte abnormalities—increased and decreased levels of sodium, calcium, and magnesium—are often associated with cognitive dysfunction. Hypoxia and hypoglycemia are additional possibilities that can be easily assessed. Delirium may present as either a hypoactive or a hyperactive state. In hypoactive cases, dehydration frequently contributes to delirium. In hyperactive states, medication side effects (especially opioids and corticosteroids) and liver failure are often culprits. [ 37 ] http://www.mdconsult.com/das/book/body/217914088-3/1050386349/1709/42.html#4-u1.0-B978-0-443-06694-8. .50041-5--cesec8_1058 Hypercalcemia Patients with mild hypercalcemia (<1 mg/dL above normal) are usually asymptomatic unless they have concomitant cerebral dysfunction. The likelihood of developing symptoms from
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