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[Cognitive impairment after accidental high-dose corticosteroid therapy]
1Klinik für Psychiatrie und Psychotherapie, Medizinische Fakultät, Universitätsklinikum RWTH Aachen.
Der Nervenarzt
|September 21, 2004
Summary
High-dose corticosteroid therapy can cause lasting cognitive deficits, particularly impacting declarative memory and problem-solving abilities. While attention improves, memory impairments may persist for months after treatment cessation.
Area of Science:
- Neuroscience
- Psychiatry
- Pharmacology
Background:
- Synthetic glucocorticosteroids are potent anti-inflammatory agents with known psychiatric side effects.
- Cognitive impairment, including memory and attention deficits, is a rare but serious complication of corticoid therapy.
Observation:
- A 54-year-old patient underwent a 20-day high-dose corticosteroid treatment.
- Neuropsychological assessments were conducted immediately post-treatment and at 1, 2, 4, and 6 months to evaluate cognitive function.
Findings:
- Initial testing revealed severe impairments in concentration, attention, learning, memory, and problem-solving.
- Follow-up assessments showed improved concentration and attention, but persistent, significant deficits in declarative memory with confabulation.
Implications:
- Exogenous steroid administration can lead to persistent, specific cognitive disorders.
- Hippocampus-dependent declarative memory is particularly vulnerable to steroid-induced cognitive dysfunction.
- These findings align with human experimental studies on steroid effects on cognition.