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Distal weakness is most likely secondary to neuropathy, and is often associated with loss of deep tendon reflexes (DTRs) either with or without sensory abnormalities. In contrast, increased DTRs or... Differential Diagnosis ... Workup and Diagnosis ... Treatment
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Proximal weakness is usually due to dysfunction of the lower motor unit; that is, anterior horn cells in the spinal cord, neuromuscular junction (NMJ), or the muscle itself. The neurologic examination, EMG, and nerve conduction... Differential Diagnosis ... Workup and Diagnosis ... Treatment
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... Flaccid muscles are profoundly weak and soft, with decreased resistance to movement, increased mobility, and a greater than normal range of motion (ROM). The result of disrupted muscle innervation, flaccidity can be... Emergency Interventions ... History and physical examination ... Medical causes ... Special considerations ... Pediatric pointers
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... Muscle weakness is detected by observing and measuring the strength of an individual muscle or muscle group. It can result from a malfunction in the cerebral hemispheres, brain stem, spinal cord, nerve roots,... History and physical examination ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Pictures
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... Muscle spasms are strong, painful contractions. They can occur in virtually any muscle, but are most common in the calf and foot. Muscle spasms typically occur from simple muscle fatigue, after exercise, and... Emergency Interventions ... History and physical examination ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers
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... Detected by palpation, abdominal rigidity refers to abnormal muscle tension or inflexibility of the abdomen. Rigidity may be voluntary or involuntary. Voluntary rigidity reflects the patient’s fear or nervousness upon palpation;... Emergency interventions ... History and physical examination ... Medical causes ... Special considerations ... Pictures
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... Spasticity is a state of excessive muscle tone manifested by increased resistance to stretching and heightened reflexes. It’s commonly detected by evaluating a muscle’s... History and physical examination ... Medical causes ... Special considerations ... Pediatric pointers ... Pictures
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... When breathing requires extra effort, the accessory muscles — the sternocleidomastoid, scalene, pectoralis major, trapezius, internal intercostals, and abdominal muscles — stabilize the thorax during respiration.... Emergency interventions ... History and physical examination ... Medical causes ... Other causes ... Special considerations ... Pictures
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... Muscle atrophy results from denervation or prolonged muscle disuse. When deprived of regular exercise, muscle fibers lose bulk and length, producing a visible loss of muscle size and contour and apparent emaciation or deformity in the... History and physical examination ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Pictures
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... Acute or Subacute*
Electrolyte abnormality
Hyperkalemia
Hypokalemia
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... Flaccid muscles are profoundly weak and soft, with decreased resistance to movement, increased mobility, and greater than normal range of motion. The result of disrupted muscle innervation, flaccidity can be localized to a limb or muscle... Emergency Interventions ... History and physical examination ... Medical causes ... Special considerations ... Pediatric pointers
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... Muscle weakness is detected by observing and measuring the strength of an individual muscle or muscle group. It can result from a malfunction in the cerebral hemispheres, brain stem, spinal cord, nerve roots,... History and physical examination ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Pictures
... READ MEDICAL BOOK EXCERPTS ONLINE » (free access, no registration)
... Muscle spasms are strong, painful contractions. They can occur in virtually any muscle but are most common in the calf and foot. Muscle spasms typically occur from simple muscle fatigue, after exercise... Emergency Interventions ... History and physical examination ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers
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... Detected by palpation, abdominal rigidity refers to abnormal muscle tension or inflexibility of the abdomen. Rigidity may be voluntary or involuntary. Voluntary rigidity reflects the patient’s fear or nervousness upon... Emergency interventions ... History and physical examination ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Geriatric pointers ... Pictures
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... Spasticity is a state of excessive muscle tone manifested by increased resistance to stretching and heightened reflexes. It’s commonly detected by evaluating a muscle’s response to passive movement;... History and physical examination ... Medical causes ... Special considerations ... Pediatric pointers ... Pictures
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... When breathing requires extra effort, the accessory muscles—the sternocleidomastoid, scalene, pectoralis major, trapezius, internal intercostals, and abdominal muscles—stabilize the thorax during respiration. Some accessory... Emergency interventions ... History and physical examination ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Geriatric pointers ... Patient counseling ... Pictures
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... Muscle atrophy results from denervation or prolonged muscle disuse. When deprived of regular exercise, muscle fibers lose both bulk and length, producing a visible loss of muscle size and contour and apparent emaciation or deformity in the... History and physical examination ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Pictures
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... Differential Overview
❑ Ordinary muscle cramp
❑ Overuse
❑ Dehydration
&... Diagnostic Approach ... Clinical Findings
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Muscle spasms
(Alarming Signs and Symptoms: Lippincott Manual of Nursing Practice Series)
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... Muscle spasms are strong, painful contractions. They can occur in virtually any muscle but are most common in the calf and foot. Muscle spasms typically occur from simple muscle fatigue, after exercise, and... Assessment ... History ... Physical examination ... Pediatric pointers ... Medical causes ... Other causes ... Nursing considerations ... Patient teaching
... READ MEDICAL BOOK EXCERPTS ONLINE » (free access, no registration)
... Muscle weakness is detected by observing and measuring the strength of an individual muscle or muscle group. It can result from a malfunction in the cerebral hemispheres, brain stem, spinal cord, nerve roots, peripheral nerves, or... History ... Physical assessment ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Patient counseling ... Pictures
... READ MEDICAL BOOK EXCERPTS ONLINE » (free access, no registration)
... When breathing requires extra effort, the accessory muscles — the sternocleidomastoid, scalene, pectoralis major, trapezius, internal intercostal, and abdominal muscles —... Emergency Actions ... History ... Physical assessment ... Medical causes ... Special considerations ... Pediatric pointers ... Geriatric pointers ... Patient counseling ... Pictures
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... Muscle spasms, or muscle cramps, are strong, painful contractions. They can occur in virtually any muscle but are most common in the calf and foot. Muscle spasms typically occur from simple muscle fatigue, after exercise, and during... Emergency Actions ... History ... Physical assessment ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Patient counseling ... Pictures
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... Spasticity is a state of excessive muscle tone manifested by increased resistance to stretching and heightened reflexes. Also known as muscle hypertonicity, it’s commonly detected by evaluating a muscle’s... Emergency Actions ... History ... Physical assessment ... Medical causes ... Special considerations ... Pediatric pointers ... Patient counseling ... Pictures
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... Flaccid muscles are profoundly weak and soft, with decreased resistance to movement, increased mobility, and a greater than normal range of motion (ROM). The result of disrupted muscle innervation, flaccidity can be localized... History and physical examination ... Medical causes ... Nursing considerations ... Patient teaching
... READ MEDICAL BOOK EXCERPTS ONLINE » (free access, no registration)
... Muscle weakness is detected by observing and measuring the strength of an individual muscle or muscle group. It can result from a malfunction in the cerebral hemispheres, brain stem, spinal cord, nerve roots, peripheral nerves, or... History and physical examination ... Medical causes ... Other causes ... Nursing considerations ... Patient teaching ... Pictures
... READ MEDICAL BOOK EXCERPTS ONLINE » (free access, no registration)
... Muscle spasms are strong, painful contractions of the muscles. They can occur in virtually any muscle, but are most common in the calf and foot. Muscle spasms typically occur from simple muscle fatigue, after exercise, and... History and physical examination ... Medical causes ... Other causes ... Nursing considerations ... Patient teaching
... READ MEDICAL BOOK EXCERPTS ONLINE » (free access, no registration)
... Detected by palpation, abdominal rigidity refers to abnormal muscle tension or inflexibility of the abdomen. Rigidity may be voluntary or involuntary. Voluntary rigidity reflects the patient's fear or nervousness... History and physical examination ... Medical causes ... Nursing considerations ... Patient teaching ... Pictures
... READ MEDICAL BOOK EXCERPTS ONLINE » (free access, no registration)
... Spasticity is a state of excessive muscle tone manifested by increased resistance to stretching and heightened reflexes. It's commonly detected by evaluating a muscle's response to... History and physical examination ... Medical causes ... Nursing considerations ... Patient teaching ... Pictures
... READ MEDICAL BOOK EXCERPTS ONLINE » (free access, no registration)
... When breathing requires extra effort, the accessory muscles—the sternocleidomastoid, scalene, pectoralis major, trapezius, internal intercostals, and abdominal muscles—stabilize the thorax during respiration. Some accessory muscle... History and physical examination ... Medical causes ... Other causes ... Nursing considerations ... Patient teaching ... Pictures
... READ MEDICAL BOOK EXCERPTS ONLINE » (free access, no registration)
... Muscle atrophy results from denervation or prolonged muscle disuse. When deprived of regular exercise, muscle fibers lose bulk and length, producing a visible loss of muscle size and... History and physical examination ... Medical causes ... Other causes ... Nursing considerations ... Patient teaching ... Pictures
... READ MEDICAL BOOK EXCERPTS ONLINE » (free access, no registration)
