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Human Vastus Lateralis Skeletal Muscle Biopsy Using the Weil-Blakesley Conchotome

Human Vastus Lateralis Skeletal Muscle Biopsy Using the Weil-Blakesley Conchotome

Published on: March 4, 2016

Muscle biopsy.

G Meola¹, E Bugiardini, R Cardani

¹Department of Neurology, IRCCS Policlinico San Donato, University of Milan, Via Morandi, 30, 20097, San Donato Milanese, Milan, Italy. giovanni.meola@unimi.it

Journal of Neurology

|August 2, 2011

Summary

This summary is machine-generated.

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Muscle biopsy aids diagnosing neuromuscular disorders, with needle biopsy being less invasive, especially for children. Proper sample handling and analysis are crucial for accurate diagnosis, though genetic tests suffice for some myopathies.

Area of Science:

Neurology
Pathology
Genetics

Background:

Muscle biopsy is essential for diagnosing many neuromuscular disorders.
Both open and needle biopsy techniques exist, each with distinct advantages and limitations.
Needle biopsy is less invasive and preferred for pediatric neuromuscular disease diagnosis.

Purpose of the Study:

To detail the procedures and significance of muscle biopsy in diagnosing neuromuscular disorders.
To highlight the importance of proper sample handling and analytical techniques.
To discuss the role of muscle biopsy in conjunction with genetic testing.

Main Methods:

Muscle biopsy performed via open or needle techniques under local anesthesia.
Selection of appropriate muscles (e.g., quadriceps, biceps, deltoid) based on suspected condition.

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Preparation and Respirometric Assessment of Mitochondria Isolated from Skeletal Muscle Tissue Obtained by Percutaneous Needle Biopsy

Preparation and Respirometric Assessment of Mitochondria Isolated from Skeletal Muscle Tissue Obtained by Percutaneous Needle Biopsy

Published on: February 7, 2015

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Last Updated: May 30, 2026

Human Vastus Lateralis Skeletal Muscle Biopsy Using the Weil-Blakesley Conchotome

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Published on: March 4, 2016

Collection of Skeletal Muscle Biopsies from the Superior Compartment of Human Musculus Tibialis Anterior for Mechanical Evaluation

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Published on: September 27, 2020

Preparation and Respirometric Assessment of Mitochondria Isolated from Skeletal Muscle Tissue Obtained by Percutaneous Needle Biopsy

Preparation and Respirometric Assessment of Mitochondria Isolated from Skeletal Muscle Tissue Obtained by Percutaneous Needle Biopsy

Published on: February 7, 2015

Immediate freezing or fixation of samples to preserve tissue integrity.

Comprehensive analysis including histological, histochemical, histoenzymatic, immunohistochemistry, and Western blotting techniques.

Main Results:

Needle biopsy offers a less invasive option, though with smaller sample size and no direct visualization.
Specific staining and analysis methods evaluate fiber atrophy, morphology, structure, and metabolic disorders.
Genetic testing can obviate the need for muscle biopsy in certain myopathies.

Conclusions:

Muscle biopsy remains a valuable diagnostic tool for neuromuscular disorders when interpreted alongside clinical and family history.
Technological advancements enhance diagnostic accuracy through detailed molecular and structural analysis.
The choice between biopsy and genetic testing depends on the specific suspected condition and patient profile.