Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
48 Cards in this Set
- Front
- Back
Walking on the inner edges of feet and tightly curled hair |
Giant axons neuropathy |
|
Genetics and physiology of GAN (giant axons neuropathy) |
AR and intermediate filaments |
|
Retinitis pigmentosa, cardiomyopathy, skin changes, anosmia, ataxia, cerebellum signs, large fiber sensorimotor neuropathy |
Refsum’s disease |
|
Refsum’s disease genetics and physiology |
AD peroxisomal disorder, accumulation of phytanic acid |
|
Kennedy’s disease |
X-linked spinobulbar muscular atrophy - CAG repeat, androgen R protein gene |
|
Myotonic dystrophy inheritance |
AD |
|
Genetic abnormality of proximal myotonic myopathy (DM2) |
Tetranucleotide repeat (CCTG) expansion in zinc finger 9 gene |
|
DM2 - proximal myotonic myopathy |
Cataracts, muscle pain, proximal weakness, insulin resistance infertility |
|
Weakness with hyper mobility |
Ullrich’s congenital MD (collagen type VI) |
|
Pseudo INO |
MG - 30 sec sustained upgaze leads to medial rectus wknss, then lateral rectus wknss - nystagmus |
|
Difference between AIDP/CIDP |
CIDP:wknss is proximal &distal, stocking glove sensory change |
|
Malignant hyperthermia due to mutation of __ R in skeletal m. |
Ryanodine - Ca++ release channel on SR - excess Ca++ rekeasr |
|
Fabrys dz |
Neuropathic pain, angiokeratomas, febrile episodes, renal failure |
|
Anti-GM1 Ab assoc w/ ___. Tx ? |
Multi focal motor neuropathy IVIG |
|
Inability to control facial muscles, increased jaw jerk and gag reflex |
Pseudobulbar palsy |
|
Early onset hypotonia and wknss, gomori trichrome: red punctuate inclusions in skeletal m cytoplasm |
Nemaline myopathy |
|
Enzyme deficiency in McArdles dz |
Myophosphorylase |
|
Limb girdle wknss, cardiac conduction defect, early cardiac death in M, IQ normal |
Emery-Dreyfus muscular dystrophy |
|
Limb girdle wknss, cardiac conduction defect, early cardiac death in M, IQ normal |
Emery-Dreyfus muscular dystrophy |
|
Genetics of Emery-Dreyfus MD |
Xlinked- lack of emerin AD form - Lamanin |
|
Limb girdle wknss, cardiac conduction defect, early cardiac death in M, IQ normal |
Emery-Dreyfus muscular dystrophy |
|
Genetics of Emery-Dreyfus MD |
Xlinked- lack of emerin AD form - Lamanin |
|
What if the F wave? |
Late response generated by supramaximal nerve stimulation |
|
Hyperkalemic vs hypokalemic periodic paralysis |
Hyperkalemic - infancy |
|
Hyperkalemic vs hypokalemic periodic paralysis |
Hyperkalemic - infancy |
|
Most sensitive AChR antibody assay |
AChR binding ab |
|
Anti-striated muscle ab |
+ in MG w/ thymoma |
|
Mutation of transthyretin (TTR) gene - AD |
Familial Amyloid Polyneuropathy 1&2 |
|
FAP 1 v. 2 |
1 - earlier onset (3/4 decade) 2- later onset (4/5 decade) |
|
FAP W no autonomic features, with progressive polyneuropathy |
2 |
|
FAP w/ autonomic features |
1 |
|
FAP w/ cardiomyopathy, due to apoprotein A1 mutation |
3 |
|
FAP w/ connective tissue and cornea problems. Mutation? |
4 - gelsolin |
|
Pyridostigmine MoA |
Achetylcholinesterase inhibitor - increase availability of ACh to improve neuromuscular transmission |
|
Pyridostigmine MoA |
Achetylcholinesterase inhibitor - increase availability of ACh to improve neuromuscular transmission |
|
Pyridostigmine SE |
twitching, hyperesthesia, diarrhea, abdominal pain, increased cholinergic activity (diaphoresis, incontinence, salivation) |
|
Hypersomnia, frontal hair loss, facial temporal wasting, problems with executive function |
Myotonic dystrophy |
|
Associated with a high risk of autism |
Tuberous sclerosis |
|
Side effect of lithium |
Acne |
|
Treatment for mania in pregnancy |
Haldol |
|
Associated with an early age of onset in AD |
PSEN1 |
|
When do you see polyphasic potentials |
Months after injury just prior to return of normal facial function - represents reinnervation |
|
Myokymia |
Involuntary spontaneous quivering of a few muscle fibers or bundles within a muscle, insufficient to move the joint |
|
Myokymia |
Involuntary spontaneous quivering of a few muscle fibers or bundles within a muscle, insufficient to move the joint |
|
Common cause of myokymia |
Radiation therapy, demyelinating dz |
|
Fibrillation potentials |
Spontaneous depolarizations seen in any condition in which there can be a loss of normal inhibition - regular repeating pattern - each fibrillation is a depolarization of a single muscle fiber |
|
Fasciculation potentials |
Spontaneous potentials that represent activation of motor unit potentials at axon or neuron - slow, irregular |
|
End plate spikes |
Short, irregularly repeating |