74 Introduction to Medical Terminology
Copyright Goodheart-Willcox Co., Inc.
Disease/Condition Defi nition
myoma (continued)
leiomyosarcoma
LIGH-oh-MIGH-oh-sar-
KOH-muh
lei/o = smooth
my/o = muscle
sarc/o = fl esh
-oma = tumor; mass
Malignant tumor of smooth muscle.
rhabdomyoma
RAB-doh-migh-OH-muh
rhabd/o = rod-shaped
my/o = muscle
-oma = tumor; mass
Benign tumor consisting of striated
muscle that occurs on or in the smooth
muscle of the heart (Figure 3.10).
rhabdomyosarcoma
(RMS)
RAB-doh-MIGH-oh-sar-
KOH-muh
rhabd/o = rod-shaped
my/o = muscle
sarc/o = fl esh
-oma = tumor; mass
Malignant tumor of skeletal muscle.
myomalacia
MIGH-oh-muh-LAY-shee-uh
my/o = muscle
-malacia = softening
Abnormal softening of muscle tissue.
myoparesis
MIGH-oh-puh-REE-sis
my/o = muscle
-paresis = weakness
Weakness or mild muscular paralysis.
myorrhexis
MIGH-oh-REK-sis
my/o = muscle
-rrhexis = rupture
Rupture or tearing of a muscle.
myositis
MIGH-oh-SIGH-tis
myos/o = muscle
-itis = infl ammation
Infl ammation of a muscle.
paraplegia
PAIR-uh-PLEE-jee-uh
para- = beside; alongside
-plegia = paralysis
Paralysis of both legs and, often, the
lower trunk.
paresthesia
PAIR-es-THEE-zee-uh
par- = abnormal
-esthesia = sensation
Abnormal sensation that typically is
not painful, such as tingling, numbness,
itching, prickling, or burning. An
example of a common form of temporary
paresthesia is when your foot “falls
asleep,” causing a “pins and needles”
sensation after you have sat on it too long.
Rhabdomyoma
Figure 3.10 A rhabdomyoma
is a benign tumor consisting
of striated muscle in or on the
heart.