Strangulation: Difference between revisions
(strangulation background) |
(Strangulation injuries) |
||
Line 7: | Line 7: | ||
**Mechanical compression | **Mechanical compression | ||
**Bradycardia | **Bradycardia | ||
==Pathophysiology== | |||
*Upper C-spine fractures | |||
**Hanging, greater heights | |||
*Jugular venous obstruction | |||
**Cerebral congestion | |||
**Loss of consciousness | |||
*Arterial compression | |||
**Cerebral ischemia | |||
*Airway compression | |||
**Hypoxia | |||
*Carotid baroreceptor reflex | |||
**Bradycardic arrest | |||
==Clinical Features== | |||
*Facial petechiae | |||
*Ecchymoses | |||
*Airway | |||
**Hoarseness | |||
**Stridor | |||
**Fracture of larynx, hyoid, thyroid cartilage | |||
**Laryngeal edema | |||
*Cardiopulmonary | |||
**Aspiration pneumonia | |||
**Cardiac arrest | |||
**Bradycardia | |||
**Neurogenic pulmonary edema | |||
*Neurologic | |||
**Spinal cord injury | |||
**Neurogenic shock | |||
*Cerebral anoxia | |||
*Delayed dementia, amnesia, psychosis | |||
==Work up== | |||
*CBC | |||
*Chem 10 | |||
*PT/PTT | |||
*Lactate | |||
*VBG/ABG | |||
*EtOH, UTox | |||
*CT brain | |||
*CT cervical spine | |||
*CTA neck | |||
*CXR |
Revision as of 01:49, 13 June 2015
Background
- Strangulation
- Hanging, ligature, manual or postural strangulation
- Homicide, assault, suicide or execution
- Mechanism of death/injury
- Spinal cord/brainstem injury
- Mechanical compression
- Bradycardia
Pathophysiology
- Upper C-spine fractures
- Hanging, greater heights
- Jugular venous obstruction
- Cerebral congestion
- Loss of consciousness
- Arterial compression
- Cerebral ischemia
- Airway compression
- Hypoxia
- Carotid baroreceptor reflex
- Bradycardic arrest
Clinical Features
- Facial petechiae
- Ecchymoses
- Airway
- Hoarseness
- Stridor
- Fracture of larynx, hyoid, thyroid cartilage
- Laryngeal edema
- Cardiopulmonary
- Aspiration pneumonia
- Cardiac arrest
- Bradycardia
- Neurogenic pulmonary edema
- Neurologic
- Spinal cord injury
- Neurogenic shock
- Cerebral anoxia
- Delayed dementia, amnesia, psychosis
Work up
- CBC
- Chem 10
- PT/PTT
- Lactate
- VBG/ABG
- EtOH, UTox
- CT brain
- CT cervical spine
- CTA neck
- CXR