Diaphragmatic relaxation

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Classification according to ICD-10
J98.6 Diseases of the diaphragm
ICD-10 online (WHO version 2019)

A diaphragmatic relaxation is an extreme slackening of one half of the diaphragm with a permanent elevation of the diaphragm .

causes

A distinction is made between an innate and an acquired form.

innate form :

acquired form :

  • Birth trauma with unilateral or bilateral paresis of the phrenic nerve
  • unilateral: intraoperative damage to the nerve, thoracic trauma , malignancy growth in the area of ​​the nerve, intrathoracic (subphrenic) abscess
  • bilateral: neuropathy of the phrenic nerve; Myopathy

Clinical manifestations

congenital form : a bilateral relaxation is usually not viable. In the case of unilateral relaxation, the infants are conspicuous by acute shortness of breath and heart failure.

Acquired form : shortness of breath, tachypnea, and recurrent pneumonia . About half of the patients are symptom-free.

Stomach volvulus can occur as a rare complication .

Diagnosis

Usually, the diagnosis is made based on the clinical picture of the disease in conjunction with a chest x-ray.

therapy

Surgical diaphragmatic tightening should be performed if breathing is clearly impaired.

literature

  1. K. Irie, T. Okatsu, T. Iijima, M. Fujii, M. Kurihara: Successfully treated case of relaxatio diaphragmatica in an infant . In: Geka Chiryo . tape 21 (4) , p. 501-505 , PMID 5395003 .