International Journal For Multidisciplinary Research
E-ISSN: 2582-2160
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Volume 8 Issue 2
March-April 2026
Indexing Partners
Hirayama Disease as a Treatable Motor Neuron Disorder substantiation from Clinical and Imaging Literature
| Author(s) | Mr. Gowtham Akumalla |
|---|---|
| Country | India |
| Abstract | Abstract BACKGROUND: Hirayama complaint( HD), also known as juvenile muscular atrophy or monomelic amyotrophy, is an uncommon complaint characterized by myelopathy convinced by cervical flexion, generally affecting adolescent and youthful adult males. It's distinguished by progressive, asymmetric weakness and atrophy of the hand and forearm muscles, with minimum involvement of sensitive or pyramidal tracts. Beforehand opinion is essential to help unrecoverable disability and enable timely intervention. OBJECTIVE: ideal This study seeks to totally review the current substantiation on the epidemiology, pathophysiology, clinical features, individual ways, and treatment approaches for Hirayama complaint, with an emphasis on recent advancements in imaging and remedial issues. METHODS : styles An expansive literature hunt was conducted across PubMed, Web of Science, and other scientific databases for English- language studies published up to 2025, using keywords similar as “ Hirayama complaint, ” “ juvenile muscular atrophy, ” “ cervical flexion myelopathy, ” and “ dynamic MRI. ” Studies that described clinical features, electrophysiology, imaging findings, and treatment issues were included. RESULTS : Hirayama complaint generally manifests between the periods of 15 and 25, presenting with weakness and muscle wasting in the distal upper branches. Dynamic cervical MRI is pivotal for opinion, revealing anterior relegation of the posterior dural sac and blowup of the posterior epidural space during neck flexion. This relegation results in repeated contraction and ischemia of the spinal cord, primarily affecting anterior cornucopia cells. Electrophysiological studies have shown habitual denervation in the C7 – T1 myotomes. Beforehand conservative operation with cervical collar immobilization to limit neck flexion can stop complaint progression. Surgical interventions, similar as anterior or posterior cervical emulsion, have been employed in progressive cases with varying success rates. Literature indicates that both surgical styles may stabilize the complaint, though their relative effectiveness remains uncertain. Recent data also explore imaging labels for prognosticating complaint inflexibility. CONCLUSION: Hirayama complaint is a constantly overlooked but treatable cause of focal motor neuron dysfunction in youthful grown-ups. Feting crucial dynamic MRI features and enforcing suitable treatments can ameliorate clinical issues. farther exploration is necessary to upgrade surgical suggestions and prognostic models.( Ivysci) |
| Keywords | KEY WORDS : Hirayama complaint, Juvenile muscular atrophy, Cervical flexion myelopathy Dynamic cervical MRI, Anterior cornucopia cell complaint . |
| Field | Medical / Pharmacy |
| Published In | Volume 8, Issue 1, January-February 2026 |
| Published On | 2026-02-17 |
| DOI | https://doi.org/10.36948/ijfmr.2026.v08i01.68958 |
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E-ISSN 2582-2160
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IJFMR DOI prefix is
10.36948/ijfmr
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