Transient pulmonary edema may develop after a neurologic event.


Features of neurogenic pulmonary edema:

(1) usually occurs within a few hours of a neurogenic event, but rarely may be delayed

(2) absence of other inciting cause

(3) requires an intact cervical spinal cord

(4) usually clears within a few days


Neurogenic events associated with neurogenic pulmonary edema include:

(1) seizures

(2) head trauma

(3) stroke

(4) intracranial hemorrhage


Clinical findings:

(1) dyspnea

(2) hypoxemia

(3) bilateral infiltrate on chest X-ray


Differential diagnosis:

(1) aspiration pneumonia

(2) nosocomial pneumonia


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