(Q.3): Neuro-anatomical Correlates of Traumatic Brain Injury

Question Series on Traumatic Brain Injury Continues….


(Q.3): Apathy is a common problem after traumatic brain injury (TBI) and can have a major impact on cognitive function, psychosocial outcome and engagement in rehabilitation.


Apathy is most likely to be associated with trauma to which of the following brain structure?


Read below for answer and other details:

Symptom 1: Patient with impairments of consciousness following traumatic brain injury.

  • Affected Brain Structure: Reticulothalamic system.

Symptom 2: Patient with impaired information processing in multiple cognitive domains, particularly attention, memory, and executive function following traumatic brain injury.

  • Affected Brain Structure: Ventral Forebrain.

Symptom 3: Patient with disinhibition, irritability, emotional dysregulation, agitation, aggression following traumatic brain injury.

  • Affected Brain Structure: Ventral frontal cortices.

Symptom 4: Patient with Apathy following traumatic brain injury.

  • Affected Brain Structure: Anterior cingulate cortex.

Symptom 5: Patient with impairments in complex cognition, including executive control of attention, memory, language, motor planning, as well as sequencing, set shifting, abstraction, judgment, insight following traumatic brain injury.

  • Affected Brain Structure: Dorsolateral prefrontal cortex.

Symptom 6: Patient with impaired sensory gating, attention, working memory, and declarative memory following traumatic brain injury.

  • Affected Brain Structure: Entrorhinal-hippocampal complex.

Symptom 7: Patient with impaired affective placidity, Klüver-Bucy-like presentations; alternatively, anxiety following traumatic brain injury.

  • Affected Brain Structure: Amygdala

References:  
  • Am J Psychiatry 2009; 166:653–661

Read other questions in Traumatic Brain Injury Series:

(Q.2): Which medication can be used for treatment of cognitive impairment with traumatic brain injury? (Details here: http://bit.ly/2DA8U0S)


(Q.1): Which is antidepressant of choice for treatment of depression after traumatic brain injury? (Answer: http://bit.ly/2TxDW0n)


Read here for summary of Traumatic Brain Injury Series:

http://bit.ly/2SYXmOs


Dr. Harvinder Singh, M.D.

(Admin & Course Instructor)


Enroll in our online course to have access to similar clinically relevant psychiatry topics.


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