S20.422A Blister (nonthermal) of left back wall of thorax, init
Instructional Notes:
S20.422A Description: Blister (nonthermal) of left back wall of thorax, init ↓
S20.422 Description: Blister (nonthermal) of left back wall of thorax ↓
S20.42 Description: Blister (nonthermal) of back wall of thorax ↓
S20.4 Description: Other and unspecified superficial injuries of back wall of thorax ↓
S20 Description: Superficial injury of thorax ↓
S20-S29 Description: Injuries to the thorax (S20-S29) Exclude2:
burns and corrosions (T20-T32)
effects of foreign body in bronchus (T17.5)
effects of foreign body in esophagus (T18.1)
effects of foreign body in lung (T17.8)
effects of foreign body in trachea (T17.4)
frostbite (T33-T34)
injuries of axilla
injuries of clavicle
injuries of scapular region
injuries of shoulder
insect bite or sting, venomous (T63.4)
Include:
injuries of breast
injuries of chest (wall)
injuries of interscapular area
↓
S00-T88 Description: Injury, poisoning and certain other consequences of external causes Exclude2:
birth trauma (P10-P15)
obstetric trauma (O70-O71)
Notes:
Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
Use Additional Code:
code to identify any retained foreign body, if applicable (Z18.-)