Subdural hematoma
A subdural hematoma was a type of brain injury, similar in nature to an epidural hematoma. ()

In 2370, Doctor Beverly Crusher and nurse Alyssa Ogawa had to prepare an emergency surgery for a comatose patient with a subdural hematoma, the Cardassian Joret Dal. ()

In 2372, The Doctor searched for a subdural hematoma as one of several potential causes for Captain Janeway experiencing hallucinations. ()

In 2375, Tuvok received a subdermal hematoma after being assaulted by two members of Yost's species. ()

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Medical conditions