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Related Experiment Videos

Posttraumatic headache: determining chronicity

R C Packard1, L P Ham

  • 1Neurology and Headache Management, Pensacola, FL 32503.

Headache
|March 1, 1993
PubMed
Summary
This summary is machine-generated.

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Chronic posttraumatic headache (PTH) definition is debated. Six months is a more appropriate time frame for defining chronic PTH, aligning with general chronic pain criteria and International Headache Society guidelines.

Area of Science:

  • Neurology
  • Pain Medicine
  • Headache Research

Background:

  • Discrepancy exists in defining chronic posttraumatic headache (PTH) duration.
  • Current criteria, including International Headache Society (IHS) guidelines, often consider PTH chronic after two months.
  • Historical citation of Brenner and Friedman (1944) is inaccurate regarding the term 'chronic' for PTH exceeding two months.

Purpose of the Study:

  • To re-evaluate the definition of chronicity for posttraumatic headache (PTH).
  • To propose a revised time frame for classifying PTH as chronic.
  • To align PTH chronicity criteria with broader chronic pain definitions and IHS chronic tension headache criteria.

Main Methods:

  • Literature review and critical analysis of historical sources (Brenner and Friedman, 1944).

Related Experiment Videos

  • Comparison of existing PTH chronicity definitions with general chronic pain criteria.
  • Examination of recent studies on PTH progression and plateau phases.

    • Main Results:

    • The original source by Brenner and Friedman did not use the term 'chronic' for PTH over two months, calling it an 'arbitrary' dividing line.
    • Recent research indicates PTH patients often continue to improve for up to six months.
    • A plateau in PTH symptoms typically occurs after six months.

    Conclusions:

    • Six months is a more suitable and evidence-based duration for defining chronic posttraumatic headache (PTH).
    • This revised definition aligns PTH chronicity with general chronic pain literature and IHS criteria for chronic tension headache.
    • Revising the definition of chronic PTH will improve diagnostic consistency and clinical management.