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High-throughput Fluorometric Measurement of Potential Soil Extracellular Enzyme Activities

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Published on: November 15, 2013

[Not Available].

H Lanfermann¹, F Götz, P Raab

¹Institut für Diagnostische und Interventionelle Neuroradiologie, Medizinische Hochschule Hannover, Carl-Neuberg-Straße 1, 30625, Hannover, Deutschland, lanfermann.heinrich@mh-hannover.de.

Clinical Neuroradiology

|August 27, 2015

Summary

This summary is machine-generated.

CT-angiography (CTA) is now an approved method for detecting cessation of cerebral blood circulation in Germany. Experienced neuroradiologists must evaluate CTA scans, considering potential "stasis filling" artifacts.

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Area of Science:

Neurology
Radiology
Medical Imaging

Background:

Determining irreversible loss of brain function is critical in clinical practice.
Cerebral blood circulation cessation requires accurate diagnostic methods.
German guidelines have been updated regarding brain death determination.

Purpose of the Study:

To introduce CT-angiography (CTA) as a validated tool for diagnosing cerebral blood circulation cessation.
To outline the standardized protocol and interpretation requirements for CTA in this context.
To highlight potential diagnostic challenges, such as "stasis filling".

Main Methods:

Implementation of a standardized CT-angiography (CTA) protocol.
Evaluation of CTA findings by experienced neuroradiologists.
Consideration of specific imaging phenomena like "stasis filling".

Main Results:

CT-angiography (CTA) is accredited as an additional technical method for detecting cerebral blood circulation cessation.
A standardized CTA protocol has been defined for consistent application.
Expertise in neuroradiology is emphasized for accurate CTA interpretation.

Conclusions:

CT-angiography (CTA) offers a reliable method for confirming the cessation of cerebral blood circulation.
Adherence to a standardized protocol and experienced interpretation are crucial for diagnostic accuracy.
Awareness of "stasis filling" is necessary to avoid misinterpretation in brain death determination.