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Related Concept Videos

Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Excretion01:18

Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Excretion

In geriatric patients, renal physiology undergoes significant changes, including diminished renal blood flow and a lower glomerular filtration rate (GFR), leading to alterations in medication clearance. Drugs such as aminoglycoside antibiotics, lithium, and digoxin, which rely on glomerular filtration for removal from the body, particularly impact pharmacokinetics. These drugs tend to have slower clearance rates in older adults, necessitating careful dosage considerations.Evaluation of renal...
Factors Affecting Renal Clearance: Renal Impairment01:17

Factors Affecting Renal Clearance: Renal Impairment

Renal dysfunction significantly impairs the renal clearance of drugs, leading to potential complications in drug therapy. Renal failure, which can be caused by various factors, poses a significant challenge in the elimination of drugs from the body.
One condition associated with renal failure is uremia. Uremia is characterized by impaired glomerular filtration and fluid accumulation in the body. This condition hinders the renal clearance of drugs, resulting in drug accumulation and potential...
Drug Dosing in Renal Diseases: Dose Adjustments Based on Drug Clearance and Elimination Rate Constant01:25

Drug Dosing in Renal Diseases: Dose Adjustments Based on Drug Clearance and Elimination Rate Constant

In patients with renal disease, dosage adjustments are necessary to maintain therapeutic plasma drug concentrations and prevent toxicity or subtherapeutic exposure. Renal impairment alters drug pharmacokinetics, especially in conditions like uremia, where changes such as prolonged elimination half-life and altered apparent volume of distribution can significantly affect drug disposition. These changes require careful modification of the dosing regimen to achieve the desired clinical...
Drug Dosing in Renal Diseases: Estimation of Glomerular Filtration Rate Based on Serum Creatinine Concentration01:28

Drug Dosing in Renal Diseases: Estimation of Glomerular Filtration Rate Based on Serum Creatinine Concentration

Glomerular filtration rate (GFR) can be estimated from serum creatinine using the modification of diet in renal disease (MDRD) formula or the chronic kidney disease–epidemiology collaboration (CKD–EPI) equation. Both methods are widely used in clinical practice to assess kidney function and guide treatment decisions.The MDRD equation does not require weight or height measurements and is normalized to the body surface area of 1.73 m², considered the average adult surface area. This equation is...
Effect of Hepatic Disease on Pharmacokinetics: Pathophysiologic Assessment and Liver Function Test01:22

Effect of Hepatic Disease on Pharmacokinetics: Pathophysiologic Assessment and Liver Function Test

In clinical practice, the direct measurement of hepatic blood flow to evaluate liver function presents significant challenges due to the intricate and specialized nature of the necessary techniques. Consequently, healthcare professionals often rely on empirical estimates derived from thorough patient examinations and liver function tests to gauge liver health. Among the tools at their disposal, the Child–Pugh and MELD scoring systems stand out for their ability to categorize and assess the...
Mania and Antimanic Drugs: Overview01:24

Mania and Antimanic Drugs: Overview

Mania, a psychological condition characterized by elevated mood, increased energy, and reduced sleep need, is part of the bipolar disorder cycle. The exact cause of mania isn't entirely known, but it is thought to be a combination of genetic, environmental, and neurological factors. Bipolar disorder involves alternating manic and depressive episodes. Mood stabilizers like lithium, antipsychotics, and anticonvulsants help manage these episodes. Lithium carbonate is particularly effective as a...

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Related Experiment Video

Updated: May 8, 2026

Implementation of a Real-Time Psychosis Risk Detection and Alerting System Based on Electronic Health Records using CogStack
07:31

Implementation of a Real-Time Psychosis Risk Detection and Alerting System Based on Electronic Health Records using CogStack

Published on: May 15, 2020

Lithium usage and renal function testing in a large UK community population; a case-control study.

Jo Minay1, Raymond Paul, Deirdre McGarvey

  • 1Department of Psychiatry, Windsor House, Belfast City Hospital, Belfast.

General Hospital Psychiatry
|August 17, 2013
PubMed
Summary
This summary is machine-generated.

This study found that lithium use negatively impacts kidney function, leading to higher creatinine and lower filtration rates. Despite guidelines, renal monitoring for lithium patients remains inconsistent in the UK.

Keywords:
CreatinineLithiumMonitoringPrevalenceRenal function

Related Experiment Videos

Last Updated: May 8, 2026

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07:31

Implementation of a Real-Time Psychosis Risk Detection and Alerting System Based on Electronic Health Records using CogStack

Published on: May 15, 2020

Area of Science:

  • Nephrology
  • Psychopharmacology
  • Public Health

Background:

  • Lithium is a common treatment for bipolar disorder.
  • Long-term lithium therapy can affect kidney function.
  • Effective monitoring practices are crucial for patient safety.

Purpose of the Study:

  • To determine the prevalence of lithium use in a large UK community.
  • To assess current renal function monitoring practices for lithium patients.
  • To investigate the impact of lithium on renal function.

Main Methods:

  • Cross-referencing UK renal and general practitioner databases (404,673 patients).
  • Observational study comparing lithium users to matched controls.
  • Analysis of serum creatinine and glomerular filtration rate.
  • Evaluation of monitoring patterns against established guidelines.

Main Results:

  • 422 patients were prescribed lithium.
  • 69% of patients received monitoring aligned with guidelines.
  • Lithium users showed significantly higher serum creatinine and lower glomerular filtration rates compared to controls.

Conclusions:

  • Lithium prescription is common in community settings.
  • Lithium use is associated with statistically and clinically significant renal impairment.
  • Inconsistent renal function monitoring persists despite guidelines.