Results: 450

Renal osteodystrophy and clinical outcomes: data from the Brazilian Registry of Bone Biopsies - REBRABO

J. bras. nefrol; 42 (2), 2020
ABSTRACT Introduction: Mineral and bone disorders (MBD) are major complications of chronic kidney disease (CKD)-related adverse outcomes. The Brazilian Registry of Bone Biopsy (REBRABO) is an electronic database that includes renal osteodystrophy (RO) data. We aimed to describe the epidemiological profi...

Enfermedad de Paget de hueso esporádica. Serie de casos y revisión de la literatura

Rev. colomb. reumatol; 27 (2), 2020
RESUMEN La enfermedad de Paget ósea es una enfermedad metabólica del hueso de etiología no esclarecida, que se caracteriza por una fase de resorción aumentada seguida por una fase de osteoformación aberrante. Es frecuente en Europa, Norteamérica, Nueva Zelanda y Australia, pero infrecuente en Asia,...

Vértebra limbus, rara causa de dolor lumbar en jóvenes

Rev. colomb. reumatol; 27 (2), 2020
RESUMEN La vértebra limbus es una rara condición poco descrita en la literatura médica. Se caracteriza por una herniación marginal intracorporal del núcleo pulposo que resulta en la separación de un fragmento óseo de forma triangular. Usualmente se presenta en niños o adolescentes, principalmente...

Meniscal Ossicle Diagnosed by Magnetic Resonance Imaging: A Case Report

Abstract Meniscal ossicle is a rare condition, which is occasionally symptomatic. Even though it has a low incidence, its diagnosis is important, because it may mimic other lesions. Magnetic resonance imaging (MRI) is a sensitive and specific method for its diagnosis. Its clinical behavior is benign and ...

Comparative Analysis of the Effect of Two Therapeutic Ultrasound Protocols for Regeneration of a Critical Bone Defect

Abstract Objective To compare the effect of two therapeutic ultrasound protocols, with different times of exposure in the regeneration of critical bone defect. Methods Forty-five male rats were distributed among three experimental groups: therapeutic ultrasound group 5 minutes (TUG 5); therapeutic ultr...

Calidad ósea en poblaciones contemporáneas. Análisis de la estructura trabecular calcánea en una muestra esqueletal

Rev. argent. radiol; 84 (2), 2020
Resumen Objetivo: La osteoporosis es una condición de relevancia a nivel epidemiológico en Argentina, así como en el resto del mundo. Si bien actualmente la herramienta diagnóstica más relevante es la densitometría ósea, los análisis radiológicos pueden aportar información, principalmente en ...

Histomorphometric evaluation of the effects of mandibular advancement appliance and low level laser therapy (LLLT) with different doses on condylar cartilage and subchondral bone in rats

Int. j. morphol; 38 (2), 2020
The aim of this study was to evaluate the effects of mandibular advancement appliance and low level laser therapy (LLLT) with different doses on cellular hypertrophic changes in the mandibular condyle of rats. Forty-eight 8-week-old male Wistar albino rats weighing between 260 and 280 g were randomly div...

Recommendations for improving photo quality in close range photogrammetry, exemplified in hand bones of chimpanzees and gorillas

Int. j. morphol; 38 (2), 2020
SUMMARY: Photogrammetry is becoming increasingly popular in morphological research and teaching due to its portability, ability to reliably render 3D models, and quality-to-price relationship relative to some popular surface scanners. Compared to surface scanners, however, the learning process in photogr...

¿A qué pregunta responde “el hueso”?: una cuestión de direccionalidad estructural y organización biológica (hueso y huesos, del big-bang a la osteoporosis)
To which question is ‘bone’ the answer?: a matter of structural directionality and biological organization (bone and bones, from the big bang to osteoporosis)

Actual. osteol; 16 (1), 2020
La “razón de ser” de nuestros huesos y esqueletos constituye un dilema centralizado en los conceptos biológicos de “estructura” y “organización”, cuya solución necesitamos comprender para interpretar, diagnosticar, tratar y monitorear correctamente las osteopatías fragilizantes. Últimam...