Results 51 to 60 of about 1,312,119 (283)

Fractal Anatomy of Human Organs: A Narrative Review of Structure, Function, and Clinical Perspectives

open access: yesClinical Anatomy, EarlyView.
ABSTRACT Fractal geometry describes complex, self‐similar patterns that repeat across spatial scales and is increasingly recognized as relevant in anatomical research. Indeed, the fractal organization is consistently observed in respiratory, cardiovascular, gastrointestinal, nervous, renal, hepatic, and dermatological systems.
Immacolata Belviso   +7 more
wiley   +1 more source

Significado patológico de la imagen ultrasónica en pequeños animales [PDF]

open access: yes, 2011
La ecografía es una técnica de diagnóstico por imagen segura, no invasiva y que no requiere una preparación excesiva del animal. Se utiliza para estudiar tejidos blandos, permitiendo la valoración del tamaño, forma, situación y estructura de los mismos ...
Chacón, F.   +2 more
core  

Some aspects of protozoan infections in immunocompromised patients- a review.

open access: yesMemórias do Instituto Oswaldo Cruz, 2002
Protozoa are among the most important pathogens that can cause infections in immunocompromised hosts. These microorganisms particularly infect individuals with impaired cellular immunity, such as those with hematological neoplasias, renal or heart ...
M. Ferreira, A. S. Borges
semanticscholar   +1 more source

Cardiogenic shock mortality according to Aetiology in a Mediterranean cohort: Results from the Shock‐CAT study

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1336-1345, April 2025.
Abstract Aims Mortality in cardiogenic shock (CS) remains elevated, with the potential for CS causes to impact prognosis and risk stratification. The aim was to investigate in‐hospital prognosis and mortality in CS patients according to aetiology. We also assessed the prognostic accuracy of CardShock and IABP‐SHOCK II scores.
Cosme García‐García   +17 more
wiley   +1 more source

Abordaje mínimamente invasivo del tumor de Wilms unilateral: un reporte de caso y revisión de la literatura

open access: yesRevista Colombiana de Cirugía, 2022
Introducción. El tumor de Wilms es la neoplasia abdominal más común en pacientes pediátricos. En la mayoría de los casos se presenta como una masa unilateral indolora en el abdomen. El objetivo de este artículo fue presentar el caso de una paciente de 4
J. Cristina Guerrero-Villota   +3 more
doaj   +1 more source

Nefroblastoma embrionario canino : caso clínico [PDF]

open access: yes, 2003
Se describe un caso de nefroma embrionario canino o tumor de Wilms en un perro, macho, de dos meses de edad que presentaba distensión abdominal progresiva y pérdida de peso reciente. Se realiza una ecografía observándose una masa abdominal de gran tamaño.
Bonastre Ráfales, Cristina   +3 more
core  

Proteomic distinction of renal oncocytomas and chromophobe renal cell carcinomas

open access: yesClinical Proteomics, 2018
BackgroundRenal oncocytomas (ROs) are benign epithelial tumors of the kidney whereas chromophobe renal cell carcinoma (chRCCs) are malignant renal tumors. The latter constitute 5–7% of renal neoplasias.
V. Drendel   +7 more
semanticscholar   +1 more source

Severity of effect considerations regarding the use of mutation as a toxicological endpoint for risk assessment: A report from the 8th International Workshop on Genotoxicity Testing (IWGT)

open access: yesEnvironmental and Molecular Mutagenesis, EarlyView.
Abstract Exposure levels without appreciable human health risk may be determined by dividing a point of departure on a dose–response curve (e.g., benchmark dose) by a composite adjustment factor (AF). An “effect severity” AF (ESAF) is employed in some regulatory contexts.
Barbara L. Parsons   +17 more
wiley   +1 more source

Carcinoma urotelial: presentación de un caso

open access: yesArchivo Médico de Camagüey, 2020
Fundamento: los tumores del urotelio se originan a partir del epitelio de revestimiento mucoso de tipo transicional y constituyen la casi totalidad de los tumores de las vías excretoras, altos.
Ernesto Morell-Molina, Harold Pardo-Yero
doaj  

Phase I Trial

open access: yes, 1983
Los objetivos del estudio del estudio Fase 1 en el desarrollo de drogas anticancer son: determinar la dosis mas alta tolerada, programas de administracion, patrones de toxicidad, propiedades farmacoquineticas, y si fuera posible, potencial terapeutico ...
Antonio J Grillo López   +3 more
semanticscholar   +1 more source

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