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High LDL Particle and APOB Concentrations in Patients With Adrenal Cortical Adenomas: A Cross Sectional Study

Rashi Sandooja, J. Saini, Annop Kittithaworn, Raul Gregg-Garcia, Prerna Dogra, E. Atkinson, Kai Yu, V. Fell et al.

Journal of Clinical Endocrinology and Metabolism, 2024

213 participants · 6 citations

Abstract

CONTEXT

Patients with nonfunctioning adenomas (NFA), adenomas with mild autonomous cortisol secretion (MACS) and Cushing syndrome (CS) demonstrate an increased cardiovascular risk.

OBJECTIVE

To determine the extent of lipoprotein abnormalities in NFA, MACS, and CS.

METHODS

We conducted a single-center cross-sectional study of patients with NFA (n = 167), MACS (n = 213), CS (n = 142) and referent subjects (n = 202) between January 2015 and July 2022. Triglyceride-rich lipoprotein particles (TRLP), low density lipoprotein particles (LDLP), high density lipoprotein particles (HDLP), their subclasses and sizes were measured using nuclear magnetic resonance spectroscopy. Multivariable logistic analyses were adjusted for age, sex, BMI, smoking, hypertension, diabetes and lipid lowering drug therapy.

RESULTS

In age- and sex-adjusted analysis, all patients categories demonstrated increased very large TRLP, large TRLP and greater TRL size (odds ratio (OR) ranging from 1.22 to 2.08) and total LDLP (OR ranging from 1.22 to 1.75) and decreased LDL and HDL size compared to referent subjects. In fully adjusted analysis, LDLP concentrations remained elevated in all patient categories (odds ratios ranging from 1.31 to 1.84). Total cholesterol, LDL cholesterol, triglycerides and apolipoprotein B were also higher in all patient categories in age- and sex-adjusted analysis with apoB remaining elevated in all patient categories in fully adjusted analysis. Similar LDLP and apoB elevations were…

How strong is the evidence?

Evidence Hub reads this as a cross-sectional, done in people. Its evidence level is 4 of 5 (Low · observational). Observational designs can show an association but not prove cause. Reported size: 213 participants or records.

How the five levels of evidence work. The level is assigned automatically from the abstract and can be wrong, so check the paper.

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