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The abbreviations that follow have been approved for use on the Physical Therapist and Physical Therapist Assistant examinations. Approved abbreviations may be used in place of the term or phrase they represent.

ACE inhibitor angiotensin-converting enzyme inhibitor
ADH antidiuretic hormone
ASIA Impairment Scale American Spinal Injury Association Impairment Scale
BMI body mass index
bpm beats per minute
C1, C2, C3, C4, C5, C6, C7, C8 cervical spinal column levels/nerve root positions
cm centimeter
CN cranial nerve
CVA cerebrovascular accident
df degrees of freedom (statistical concept)
DIP joint distal interphalangeal joint
FEV1 forced expiratory volume in 1 second
ft foot
g gram
HCO3- bicarbonate
in inch
kg kilogram
L1, L2, L3, L4, L5 lumbar spinal column levels/nerve root positions
lb pound
m meter
mA-min milliampere-minute
MCP joint metacarpophalangeal joint
METs metabolic equivalents
mg/dL milligrams/deciliter
MHz megahertz
min minute
mL milliliter
mm millimeter
mm Hg millimeters of mercury
mmol/L millimoles/liter
MTP metatarsophalangeal
oz ounce
p value probability value
PaCO2 partial pressure of arterial carbon dioxide
PaO2 partial pressure of arterial oxygen
PIP joint proximal interphalangeal joint
PNF proprioceptive neuromuscular facilitation
pps pulses per second
Q angle quadriceps angle
r correlation coefficient (statistical concept)
rep repetition
ROM range of motion
S1, S2, S3, S4 first heart sound, second heart sound, third heart sound, fourth heart sound
S1, S2, S3, S4, S5 sacral spinal column levels/nerve root positions
SACH foot solid ankle cushion heel foot
SaO2 oxygen saturation
sec second
SOAP note subjective, objective, assessment, and plan note
T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12 thoracic spinal column levels/nerve root positions
THR total hip replacement
VO2 assessment volume of oxygen assessment
W watt

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