Revision E
Appendix A –Abbreviations: Standard Abbreviations
Kyb
keyboard
L
line
L1
level one
L2
level two
LA
left arm
lb
pound
LCD
liquid crystal display
Lcl Line
local line
Ld Grps
lead groups
LED
light-emitting diode
LH
left hand
Lidoca
Lidocaine
LL
left leg
Loc
location
LocPc
Local MAC PC
LogRetry
log retry
Ltd
limited
m
meter
megabyte, metric, vector electrode site, vector lead, male
M
mA
milliamperes
MAC
Microcomputer Augmented Cardiograph
mains voltage
voltage of a supply mains between 2 line conductors of a
polyphase system or voltage between the line conductor and the
neutral of a single-phase system
max
maximum
Measure
measurements
Med
medications
MEM
memory
MF
metal film
MHz
megahertz
min
minutes, minimum
Misc
miscellaneous
mm
millimeter
MM
minute
MMM
month
mm/mV
millimeter per millivolt
mm/s
millimeter per second
Modem
modulator/demodulator
MOS
metal oxide semiconductor
MPE
metallized polycarbonate expitaxial
ms
milliseconds
MS-DOS
Microsoft Disk Operating System
MTBF
mean time between failures
mtg
mounting
MTR
MOTOR
MUSE
Marquette Universal System for Electrocardiography
mux
multiplexer
mV
millivolt
mVR
minus (inverted) aVR
MAC 5500 resting ECG analysis system
2020299-020
L
M
N
A-7