Metabolic acidosis Article 01. Pathophysiology of Renal Tubular Acidosis:Core Curriculum 2016. 02. Renal Tubular Acidosis and Management Strategies: A Narrative Review. 03. Differential Diagnosis of Nongap Metabolic Acidosis: Value of a Systematic Approach. 04. Metabolic Acidosis in CKD: Core Curriculum 2019. 05. Lactic Acidosis Update for Critical Care Clinicians. 06. How I Evaluate a High Anion Gap Metabolic Acidosis1. 07. Approach to Patients With High Anion Gap Metabolic Acidosis: Core Curriculum 2021. 08. Drug-Induced Metabolic Acidosis [version 1; peer review: 3 approved]. 09. The Skeleton Key Group: Acid-Base.