Newman - Myopathy Flashcards

1
Q

When is the denver developmental screening test performed?

A

9, 18, 24, 30 months

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2
Q

Congenital muscular dystrophy inheritance?

May present w/what?

A

AR

Malformations of eye/brain
Cardiomyopathy
Joint contracture

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3
Q

What can help determine if the liver is involved in muscle disease?

A

GGT (gamma-glutamyl transferase)

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6
Q

How many blocks should a child stack at 1 year?

2 years?

3 years?

A

3

6

9

Damn girl fine, get low

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7
Q

DMD has what inheritance?

50% of sons and daughters will have what?

Results from what mutation?

A

X-linked recessive

Son have DMD
Daughters will be carriers

Frameshift mutations –> absence of dystrophin

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9
Q

Periodic paralysis may be caused by what?

Is what?

Treatment?

A

Hypo/hyperkalemia

Episodes of flaccid paralysis

Acetazolamide (CA-I)

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10
Q

What age does a child babble consonants?

A

6 months

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12
Q

What age can a child speak momma/dadda (nonspecific)?

A

9 months

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13
Q

If GGT is elevated means what?

If normal?

A

Liver issue

Muscle issue

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14
Q

Tx for DMD?

A

Steroids if over 5 y/o

Supportive

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15
Q

Weakness is diminished _____?

_____ is often present with normal strength?

A

Muscle power or strength

Hypotonia

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16
Q

What is the most common idiopathic inflammatory myopathy in children?

Mean age of onset?

CF?

Pathogenesis?

A

Juvenile dermatomyositis

7

Muscle weakness (prox>dist), helitrope rash, Gottren papules

B cells and CD4 T cells

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17
Q

What compensatory postural adjustments occur in DMD?

A

Broadening of stance
Accentuated lumbar lordosis
Forward thrusting of abdomen

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21
Q

Mitochondrial disorders caused by what?

Example of 1

A

Mitochondrial or nuclear DNA Mutations

MELAS

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22
Q

What age can a child speak 2 words together?

A

2 years

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24
Q

BMD has what mutation?

Produces what?

Clinical features?

A

In-frame mutation

Abnormal dystrophin

Prox muscle weakness after 5
Age of death 30-59

26
Q

Statins can cause what?

A

Necrotizing and inflammatory myopathy

Muscle weakness
Pain
Tenderness

27
Q

Myotonia congenita mutation?

Clinical features?

A

CLCN1

Muscle stiffness relieved by brief exercise
Hypertrophic muscles
Prox/dit muscle weakness

30
Q

DMD pts often show what clinical sign?

A

Gower’s sign (due to prox muscle weakness)

32
Q

Pompe disease inheritance?

Mutation?

Presents w/what?

A

AR

acid a-glucosidase gene mutation

Generalized weakness and hypotonia
Hypertrophic cardiomyopathy
Resp failure
Feeding problems
Hearing loss
33
Q

What age can a child speak momma/dadda (specific)?

A

1 year

36
Q

What age can a child speak 3 words together?

A

3 years

37
Q

What is the most common cause of death bw 2nd and 3rd decades in DMD?

A

Respiratory failure

38
Q

What age does a child sit well without support?

A

9 months

39
Q

When is the M-CHAT-R performed?

Used for what?

A

18 and 24 months

Screen for Autism

41
Q

What age can a child speak in the past tense?

A

4 years