Muscular Dystrophy Flashcards

0
Q

What is nd caused by

A

Incorrect or missing genetic info

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1
Q

What is muscular dystrophy

A

Genetic disorder which gradually weakens the body’s muscles

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2
Q

What does md prevent the body form doing

A

Making proteins to build and maintain healthy muscle

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3
Q

What is the most common muscle disease of childhood

A

Muscular dystrophy

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4
Q

When does md start

A

In infancy or doesn’t appear till adulthood

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5
Q

Phew is duchennes or beckers md passed in

A

From mother to son on X chromosome
Can skip generations
Can arise form new mutation

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6
Q

Where does myotonic dystrophy come from

A

Either parent carries the defective gene, there’s a 50% chance the disorder will new passed to child

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7
Q

Where do other md types come from

A

Defective gene from parents

Passed on from generation to generation will males and females affected equally

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8
Q

First symptoms of md

A

Stumble, waddle, toe walking, difficulty going up stairs, struggle to get from sitting or hard time pushing things

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9
Q

What is common to develop in md

A

Large calf muscles- psedohypertrophy

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10
Q

Types of md

A
Duchennes 
Becker
Myotonic
Limb girdle 
Fasciscapulohumeral
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11
Q

What’s the most common and sever md

A

Duchennes

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12
Q

How many people does duchennes affect

A

1 out of 3500 boys

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13
Q

What is duchennes caused by

A

Deficiency in dystrophin

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14
Q

What are the symptoms of duchennes and when do they appear

A
Around 5
Fatigue
Muscle weakening beginning in pelvic girdle going to shoulder girdle and all muscles
Respiratory affected
Enlarged calves 
Id
Gowers sign
Loss on independent ambulatory by 9 
Advanced stages:curvature of spine (scoliosis) and contractures of joints.
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15
Q

Prognosis for duchennes

A

Most die by 20-30 from infections like respiratory problems or cardiovascular complications.

16
Q

How many people does beckers md affect and who

A

1 in 30000 boys.

Less common and progresses slower than duchennes

17
Q

What is beckers caused by

A

Insufficient production of dystrophin

18
Q

Symptoms of beckers md

A

Develops during teen years

Follows muscle pattern similar to duchennes

19
Q

Prognosis of beckers

A

May lead normal life span
Can lead long active lives
Life expectancy depends on severity of any breathing and heart problems

20
Q

Myotonic md type 1

A

Congenital
Onset of juvenile or adult
Intellectual impairments
Mere sever muscle weakness

21
Q

Myotonic md type 2

A

Less severe symptoms

Only adult onset

22
Q

What is myotonic md aka

A

Steinerts disease

23
Q

What is steinerts common in

A

Adults

24
Q

Symptoms of myotonic

A
Muscle weakness 
Myotonia
Frequent falls
Cataracts
Heart problems
Learning disabilities
Difficulty getting up from positions
25
Q

Treatment of myotonic md

A

Genetic counseling
Afo for foot drop
Cardiac and pulmonary monitoring

26
Q

Limb girls md affects who

When do you seen symptoms

A

Boys and girls

8-15

27
Q

What ,uncles are affected first in limb girdle md

A

Hips and shoulders. Progresses to arms and legs above pelvis and back muscles

28
Q

Who gets facioscapulohumeral md

When do symptoms appear

A

Boys and girls

Teen years

29
Q

How fast does facioscapulohumeral md progress

And starts with what

A

Slowly

Face then shoulder and back then legs and pelvic muscles

30
Q

Caring for kids with md

A
Rom to prevent contractures
Bracing
Power wc 
Ventilator 
Adapting environment