Universidad Científica del Sur

A Structured Framework for Translation of the ACNS Standardized Critical Care EEG Terminology Into Spanish

Purpose: The American Clinical Neurophysiology Society (ACNS) Critical Care EEG Terminology provides standardized language for describing electroencephalographic (EEG) patterns in critically ill patients but has not been formally translated into Spanish. We aimed to develop a con...

Brief historical reconstruction of the first university laboratory of experimental psychology in Peru.

The experimental laboratory and the Institute of Psychology and Psychotechnics at the University of San Marcos, which housed it, were inaugurated on November 14, 1935. German professor Walter Blumenfeld (1887-1967), who was in charge of this establishment, assumed the chair of Ex...

Vertical export of particulate organic matter and fecal pellets off central Peru (Callao, 12°S) during the early 2023 El Niño event

Total mass flux (TMF) represents the export of all particulate material, both organic and inorganic, through the water column and plays a key role in biogeochemical cycling. The objective of this work was to quantify the TMF and assess the contribution of fecal pellets in Callao...

Vertical export of particulate organic matter and fecal pellets off central Peru (Callao, 12°S) during the early 2023 El Niño event

Total mass flux (TMF) represents the export of all particulate material, both organic and inorganic, through the water column and plays a key role in biogeochemical cycling. The objective of this work was to quantify the TMF and assess the contribution of fecal pellets in Callao...

When scale matters: Drivers of faunal diversity in cacao production landscapes in the Peruvian Amazon

Preserving biodiversity in tropical agricultural areas relies on a fine balance between crop management strategies and landscape characteristics. Moreover, the response of different species to these local and landscape metrics may greatly differ. Therefore, identifying strategies...

Versatility of Lateral Intercostal Artery Perforator Flaps in Partial Breast Reconstruction: First National Experience of Peru

Objective: Oncoplastic breast surgery (OBS) allows wide oncologic resections without compromising breast symmetry. In small-breasted patients with minimal ptosis, volume displacement techniques have limited applicability. Lateral intercostal artery perforators (LICAP)-based perfo...

Social Determinants of Health and Neurocognitive Aging in Indigenous and Non-Indigenous Older Adults in Rural Andean Ecuador: A Population-Based Study in Cotacachi

Introduction: Social determinants of health shape dementia risk in Latin America, particularly in rural and Indigenous populations. Methods: This cross-sectional study examined cognitive impairment and associated social factors in 75 adults aged 60 years or older in Cotacachi, Ec...

Intestinal Microbiota Response to Dietary Hermetia illucens Meal in Cultured Finfish: A Systematic Review

This review synthesizes the available evidence on the effects of Hermetia illucens meal inclusion on the intestinal microbiota of fish. A literature search was conducted in Scopus, Web of Science, PubMed, and Embase from inception to 23 April 2025, including in vivo experimental...

Revisiting Animal Reservoirs of Hantavirus and Other Zoonotic Viruses Associated with Cruise Travel: Impact and Prevention

The sustained growth of international maritime tourism and the expansion of the cruise industry have increased the importance of emerging zoonotic diseases as a significant challenge to global public health. Cruise ships constitute complex epidemiological settings characterized b...

Psychosocial and behavioral factors associated with temporomandibular disorder symptoms in university athletes: a cross-sectional study

Abstract Background Temporomandibular disorder symptoms are common in young adults and may be influenced by psychosocial and behavioral factors. This study estimated the prevalence of self-reported TMD symptoms and examined associated factors among university athletes in Lima, Pe...

Clinical Characteristics and Outcomes of Melanoma Among Latin American Adolescents and Young Adults Compared to Middle-Aged and Elderly Population: A Cohort Analysis Over 10 Years

Introduction: Outcomes among the Hispanic population are rarely explored in adolescents and young adults (AYAs). We aimed to compare sociodemographic, clinical, and survival outcomes of Latin American AYAs (≤39 years) with middle-aged (40–59 years) and older (≥60 years) patients...

How Norms Depend on the Presence and Status of Observers: The Relational Contingency of Everyday Behaviors in 90 Societies

Norms are fundamental to social life, but basic questions about how they are affected by social context remain. Specifically, how do normative constraints depend on the presence and status of observers, and how do such relational contingencies vary across cultures? Using data fro...

War, climate change, and mental health: a geopsychiatric perspective on an emerging global polycrisis

Abstract Background War, armed conflict, forced displacement, and climate change are increasingly interconnected determinants of mental health. A geopsychiatric perspective situates their effects within the interacting geographic, geopolitical, environmental, cultural, economic,...

High prevalence of resistance to first-line drugs and multidrug resistance in patients with tuberculosis and type 2 diabetes mellitus at a referral hospital in Peru

ABSTRACT Introduction The coexistence of tuberculosis (TB) and type 2 diabetes mellitus (T2DM) poses an emerging public health challenge, especially in high-TB-burden settings such as Peru. This comorbidity has been linked to unfavorable clinical outcomes and a higher likelihood...

Safety, efficacy and angiographic outcomes of the Lattice flow diverter for intracranial aneurysms: A systematic review and meta-analysis

Introduction The Lattice flow diverter is a novel mechanical balloon-based device designed to enhance wall apposition and optimize aneurysm neck coverage. Yet, its safety, efficacy, and angiographic outcomes have not been systematically evaluated. Methods A systematic review and...

Effect of planting density on the agronomic performance and forage potential of Vicia sativa L. in the high Andes of Peru

In the high Andean regions of Ancash, Peru, limited high-protein forage during dry seasons challenges livestock feeding. A locally adapted ecotype of common vetch ( Vicia sativa L.) grows spontaneously and shows resilience to harsh conditions. This study evaluates its agro-morpho...

Food Insecurity in Peru: Measurement Properties of the FIES and Prevalence Estimates from the 2025 Household Survey

Background/Objectives: Food insecurity (FI) is a major public health challenge and is monitored globally using the Food Insecurity Experience Scale (FIES). In Peru, the recent incorporation of the FIES into the National Household Survey (ENAHO) enables the generation of nationall...