ICD-9 Diagnosis Code 993.8

Effect air pressure NEC

Diagnosis Code 993.8

ICD-9: 993.8
Short Description: Effect air pressure NEC
Long Description: Other specified effects of air pressure
This is the 2014 version of the ICD-9-CM diagnosis code 993.8

Code Classification
  • Injury and poisoning (800–999)
    • Other and unspecified effects of external causes (990-995)
      • 993 Effects of air pressure

Information for Patients


Barotrauma means injury to your body because of changes in barometric (air) or water pressure. One common type happens to your ear. A change in altitude may cause your ears to hurt. This can happen if you are flying in an airplane, driving in the mountains, or scuba diving. Divers can also get decompression sickness, which affects the whole body.

Common symptoms of ear barotrauma include

  • Pain
  • A feeling that your ears are stuffed
  • Hearing loss
  • Dizziness

Treatments for ear barotrauma include chewing gum and yawning to relieve the pressure. Medications such as decongestants may also help.

  • Ear barotrauma

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