Storage diseases - Taylor Flashcards

1
Q

Beta-hexosaminidase A
Cherry red spot (classic)
Increased startle reflex
Normal liver/spleen

A

Tay Sachs Type I

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2
Q

Tay Sachs Type I

A

Beta-hexosaminidase A
Cherry red spot (classic)
Increased startle reflex
Normal liver/spleen

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3
Q
Beta glucosidase (gluco- cerebrosidase) 
Adult onset
Big liver/spleen Anemia/low platelets
↑ Ashkenazi Jews
Erlenmeyer flask deformity (Xray)
A

Gaucher disease

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4
Q

Gaucher disease

A
Beta glucosidase (gluco- cerebrosidase) 
Adult onset
Big liver/spleen Anemia/low platelets
↑ Ashkenazi Jews
Erlenmeyer flask deformity (Xray)
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5
Q

Which two lysosomal storage diseases are NOT autosomal recessive? What is their inheritance

A

Hunter - X-linked. Women have no disease

Fabry - X linked. Women have delayed disease

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6
Q

Alpha galactosidase
+Treatment
Angiokeratomas (bathing trunk distribution),
Renal Failure
Acroparesthesias (pain in palms and soles),
Normal IQ

A

Fabry

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7
Q

Fabry

A

Alpha galactosidase
+Treatment
Angiokeratomas (bathing trunk distribution),
Renal Failure
Acroparesthesias (pain in palms and soles),
Normal IQ

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8
Q

♦Alpha-glucosidase
Infant with profound
weakness and hypertrophic CM or Adult with proximal muscle weakness and sleep apnea

A

Pompe Disease

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9
Q

Pompe Disease

A

♦Alpha-glucosidase
Infant with profound
weakness and hypertrophic CM or Adult with proximal muscle weakness and sleep apnea

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10
Q

♦Iduronate sulfatase

Coarse-appearing child, who is short, has hoarse voice, frequent URIs and some learning problems; NO corneal clouding

A

Hunter

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11
Q

Hunter

A

♦Iduronate sulfatase

Coarse-appearing child, who is short, has hoarse voice, frequent URIs and some learning problems; NO corneal clouding

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12
Q
♦alpha iduronidase 
Similar to Hunter (can occur in girls); 
Coarse facies, 
big liver/spleen, 
major skeletal problems, 
corneal clouding
A

Hurler

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13
Q

Hurler

A
♦alpha iduronidase 
Similar to Hunter (can occur in girls); 
Coarse facies, 
big liver/spleen, 
major skeletal problems, 
corneal clouding
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14
Q

♦ Glycogen phosphorylase
Muscle cramping after exercise;
myogolbuinuria (coffee colored urine after exercise)

A

McArdle

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15
Q

McArdle

A

♦ Glycogen phosphorylase
Muscle cramping after exercise;
myogolbuinuria (coffee colored urine after exercise)

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16
Q

Name the LSD that are treatable.

A
Gaucher
Fabry
Pompe
Hunter
Hurler
17
Q

Name LSD that are fatal for which no treatment exists.

A

Tay-Sachs

18
Q

Name LSD that are fatal without treatment.

A

Fabry (males will die around 40)
Pompe (infant)
Hunter (severe cases will die)
Hurler (severe cases will die)