The following are provided for general informational purposes only. Abbreviations may differ from that presented below. Please consult with your healthcare providers regarding any questions you may have.

Orthotic Product Abbreviations:

A/S = Arch Supports (same as FO)

AFO = Ankle Foot Orthotic

AO = Ankle Orthosis

Arizona AFO^TM  = A Leather Gauntlet Style of AFO

Boston Orthosis^TM  = Type of TLSO

CASH = Cruciform Anterior Spinal Hyperextension Orthosis

Chair Back = Type of LSO

CO = Cervical Orthosis (i.e. soft cervical, Miami-J, Philly collars)

CROW = Charcot Retaining Orthotic Walker

CTLSO = Cervical-Thoracic-Lumbro-Sacral Orthotic (i.e. Milwaukee Brace, Boston)

CTO = Cervical-Thoracic Orthotic

DAFO = Dynamic Ankle Foot Orthotic

EO = Elbow Orthosis

EWHO = Elbow Wrist Hand Orthosis

FO = Foot Orthotic or Finger Orthosis

HFO = Hand Finger Orthosis

HKAFO = Hip Knee Ankle Foot Orthotic

HO = Hip Orthosis or Hand Orthosis

Jewitt Hyperextension Brace = A TLSO Devised by Dr. E. L. Jewett, Florida

KAFO = Knee Ankle Foot Orthotic

KO = Knee Orthotic

Lerman Minerva Orthosis = Type of CTO

LS Corset = Lumbro-Sacral Corset (a soft back brace)

LSO = Lumbro-Sacral Orthotic

Milwaukee Brace = Type of CTLSO

Oregon Orthotic System (OOS) = Lower Extremity Orthotic System

PLS = Posterior Leaf Splint/Spring (a low level AFO for foot drop)

PRAFO = Pressure Relief Ankle Foot Orthosis

PTB = Patella Tendon Bearing Orthosis (used to unweight the ankle/foot)

RGO = Reciprocating Gait Orthosis = a bilateral HKAFO orthosis

Scottish Rite Orthosis^TM = TLSO Named for Texas Scottish Rite Hospital for Children

SEO = Shoulder Elbow Orthosis

SMO = Supramalleolar Orthosis

SO = Sacral Orthosis

SOMI = Sternal-Occipital-Mandibular Immobilizer

SWASH = Standing Walking and Sitting Hip Orthosis

TLSO = Thoracic-Lumbro-Sacral Orthotic

UCB or UCBL = University California Berkley Laboratories (a high level A/S)

WHFO = Wrist Hand Finger Orthosis

WHO = Wrist Hand Orthosis

WO = Wrist Orthosis

Orthotic & Prosthetic Terms:

AE (AEA) = Above Elbow Amputation (trans-humeral)

AK (AKA) = Above Knee Amputation (trans-femoral)

BE (BEA) = Below Elbow Amputation (trans-radial)

(BIL) or (B) = Bilateral, meaning two sides (right and left)

BK (BKA) = Below Knee Amputation (trans-tibial)

Congenital = From Birth

CP = Cerebral Palsy

CVA = Cerebrovascular Accident (stroke)

Dx = Diagnosis

FX = Fracture

HD = Hip Disarticulation

hemi = One-Half

Hx = History

IPOP =  Immediate Postoperative Prosthesis

KD = Knee Disarticulation

Lumbago = Back Pain

MVA = Motor Vehicle Accident

OA = Osteoarthritis

OTS = Off the Shelf (premade, not custom)

Pes Cavus = Exaggerated High Arches

Pes Planus = Flat Foot

PVD = Peripheral Vascular Disease

RA = Rheumatoid Arthritis

ROM = Range of Motion

Rx = Written Prescription

SD = Shoulder Disarticulation

Symes = Ankle Disarticulation

TBI = Traumatic Brain Injury

Unilateral = Meaning One Side Only

Prosthetic Product Abbreviations:

C-Leg  = Microprocessor-controlled hydraulic knee from Otto Bock

Dynamic Response Foot = Flex Foot, Renegade, Axion DP

Harmony System = Elevated Vacuum Suspension Socket

MAS = Above Knee Socket Design by Marlo Ortiz used at MeritCare HealthCare Accessories.

Multi Axial Foot = Collage Park, Gressinger Foot, or C-Walk

Myoelectric Arm = An upper extremity prosthesis powered by a battery and controlled by electrodes.

Proprio Foot = Microprocessor Controlled Foot from Ossur

PTB = Patella Tendon Bearing Prosthesis

Rheo Knee = Microprocessor Controlled Knee from Ossur

S.A.C.H. Foot = Solid Ankle Cushion Heel

TSB = Total Surface Bearing Design