Diffuse alveolar hemorrhage: Difference between revisions

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===Differential Diagnosis===
===Differential Diagnosis===
Idiopathic small vessel vasculitis
* Wegener's granulomatosis
* Churg-Straus syndrome
* Microscopic polyangitis
Primary immune complex-mediated vasculitis
* Goodpasture's syndrome
* Henoch-Schonlein purpura
Secondary vasculitis
* Systemic lupus erythematosus
* Rheumatoid arthritis
* Mixed connective tissue disease
* Polymyositis/Dermatomyositis
Acute lung transplant rejection<br />
Drug induced (ie. chemotherapy, amiodarone, propylthiouracil)<br />
ARDS<br />
Coagulopathy<br />
Pulmonic veno-occlusive disease <br />
Mitral stenosis


===Diagnosis===
===Diagnosis===

Revision as of 16:17, 13 June 2016

Background

  • Diffuse Alveolar Hemorrhage (DAH) is a life-threatening condition.
  • It is a subset of Pulmonary hemorrhage involving the microcirculation involving alveolar microvasculature.
  • Most commonly the result of systemic vasculitis. [1]

Clinical Features

  • Hemoptysis
  • Anemia
  • Diffuse lung infiltrates
  • Acute respiratory failure

Differential Diagnosis

Idiopathic small vessel vasculitis

  • Wegener's granulomatosis
  • Churg-Straus syndrome
  • Microscopic polyangitis

Primary immune complex-mediated vasculitis

  • Goodpasture's syndrome
  • Henoch-Schonlein purpura

Secondary vasculitis

  • Systemic lupus erythematosus
  • Rheumatoid arthritis
  • Mixed connective tissue disease
  • Polymyositis/Dermatomyositis

Acute lung transplant rejection

Drug induced (ie. chemotherapy, amiodarone, propylthiouracil)

ARDS

Coagulopathy

Pulmonic veno-occlusive disease

Mitral stenosis

Diagnosis

Management

Disposition

  1. Park M. Diffuse Alveolar Hemorrhage. Tuberc Resp Dis (Seoul) 2013. 74(4):151-162