A00-B99 Infectious/Parasitic Diseases

C00-D49 Neoplasms

D50-D89 Blood/Immune Mechanism

E00-E89 Endocrine/Metabolic

F01-F99 Mental/Behavioral

G00-G99 Nervous System

H00-H59 Eye/Adnexa

H60-H95 Ear/Mastoid

I00-I99 Circulatory

J00-J99 Respiratory

K00-K95 Digestive

L00-L99 Skin/Subcutaneous

M00-M99 Musculoskeletal System/Connective Tissue

N00-N99 Genitourinary

O00-O9A Pregnancy/Childbirth/Puerperium

P00-P96

Perinatal Period

Q00-Q99 Congenital/Deformations/Chromosomal

R00-R99 Symptoms/Signs/Abnormal Clinical/Lab Findings,Not Elsewhere Classified

S00-S09 Head Injuries

S10-S19

Neck

S20-S29

Thorax

S30-S39 Abdomen, Pelvis, External Genitals

S40-S49 Shoulder/

Upper Arm

S50-S59 Elbow/

Forearm

S60-69 Wrist/Hand/Fingers

S70-S79 Hip/

Thighs

S80-S89 Knee/ Lower Leg

S90-S99 Foot/

Ankle

T07-T07 Injuries Multiple Body Regions

T14-T14 Injuries Unspecified Region

T15-T19 Foreign Body Entering Through Natural Orifice

T20-T32 Burns/

Corrosions

T33-T34

Frostbite

T36-T50 Poisoning-Underdosing Drugs, Medicaments/

Bio Substances

T51-T-65 Toxic Effects Chiefly Nonmedical

T66-T78 Other & Unspecified Effects External Causes

T79-T79 Certain Early Trauma Complications

T80-T-88 Complications Surgical/Medical Not Elsewhere Classified

W00-X58 External Causes of Morbity

X71-Y99 Self-Harm/Assault/Adverse Events