QuestionSBA
QuestionChoice
This may inform whether a CT Head is needed within 8 hours but does not necessitate one needed within an hour.
10034986
e
On current anticoagulation treatment
QuestionChoice
NICE guidance suggests CT head within one hour if more than one episode of vomiting occurs in adults.
10034983
b
One episode of vomiting since the injury
QuestionChoice
Amnesia since the injury may require a CT head within one hour if combined with other features such as loss of consciousness and drowsiness but alone may either require a CT head within 8 hours or no imaging. Please see NICE CT Head guidelines for further clarity.
10034984
c
Amnesia since the injury
QuestionChoice
This is correct. This is an extremely concerning sign of a basal skull fracture and requires urgent imaging.
10034982
a
Haemotympanum since the injury
QuestionChoice
It is a seizure following the head injury with no epilepsy diagnosis that requires a CT head within an hour.
10034985
d
One seizure occurred before the head injury
Concept
Chapter
2693
6114
Head Injury - Imaging Criteria
Topic
334
Clinical Imaging
19400
Haemotympanum refers to the presence of blood in the middle ear, often due to trauma, skull fractures, or barotrauma. Haemotympanum indicates potential basal skull fracture and necessitates urgent CT imaging to assess for intracranial injury.
A 40-year-old man is brought to the emergency department after a head injury.

Which of the following features, if found in the medical history, would prompt an urgent CT head within an hour according to NICE guidelines?
a