Heat cramps: Difference between revisions

No edit summary
No edit summary
Line 1: Line 1:
==Background==
==Background==
*Painful, involuntary, spasmodic contractions of skeletal muscles
**Usually affects calves, may involve thighs and shoulders
*Occurs to those who sweat profusely and replace fluid losses with water
*Occurs to those who sweat profusely and replace fluid losses with water
**May occur during exercise, but more common during rest several hours later
**May occur during exercise, but more common during rest several hours later
*Typically does not involve enough muscle mass to cause rhabdomyolysis
*Typically does not involve enough muscle mass to cause rhabdomyolysis<ref>Waters T. Heat Emergencies In: Tintinalli's Emergency Medicine: A Comprehensive Study Guide. 7th ed. McGraw Hill Medical. 2011: 1339-1344</ref>
 
==Clinical Features==
*Painful, involuntary, spasmodic contractions of skeletal muscles<ref>Waters T. Heat Emergencies In: Tintinalli's Emergency Medicine: A Comprehensive Study Guide. 7th ed. McGraw Hill Medical. 2011: 1339-1344</ref>
**Usually affects calves, may involve thighs and shoulders


==Differential Diagnosis==
==Differential Diagnosis==
{{Template:Heat Emergencies}}
{{Template:Heat Emergencies}}
==Diagnosis==
*Clinical diagnosis


==Treatment==
==Treatment==
Line 15: Line 20:
*Mild symptoms: sports drinks
*Mild symptoms: sports drinks
*Severe symptoms: IV normal saline
*Severe symptoms: IV normal saline
==Disposition==
*Usually outpatient


==See Also==
==See Also==
*[[Heat Emergencies]]
*[[Heat Emergencies]]


==Source==
==References==
Waters T. Heat Emergencies In: Tintinalli's Emergency Medicine: A Comprehensive Study Guide. 7th ed. McGraw Hill Medical. 2011: 1339-1344
<references/>


[[Category:Environ]]
[[Category:Environ]]

Revision as of 12:07, 26 August 2015

Background

  • Occurs to those who sweat profusely and replace fluid losses with water
    • May occur during exercise, but more common during rest several hours later
  • Typically does not involve enough muscle mass to cause rhabdomyolysis[1]

Clinical Features

  • Painful, involuntary, spasmodic contractions of skeletal muscles[2]
    • Usually affects calves, may involve thighs and shoulders

Differential Diagnosis

Environmental heat diagnoses

Diagnosis

  • Clinical diagnosis

Treatment

  • Self-limited
  • Pain is difficult to treat
    • Often does not respond to opiates alone
  • Mild symptoms: sports drinks
  • Severe symptoms: IV normal saline

Disposition

  • Usually outpatient

See Also

References

  1. Waters T. Heat Emergencies In: Tintinalli's Emergency Medicine: A Comprehensive Study Guide. 7th ed. McGraw Hill Medical. 2011: 1339-1344
  2. Waters T. Heat Emergencies In: Tintinalli's Emergency Medicine: A Comprehensive Study Guide. 7th ed. McGraw Hill Medical. 2011: 1339-1344