inherited renal diseases Flashcards

(34 cards)

1
Q

what is the most common inherited renal disease

A

Autosomal Dominant Polycystic kidney disease

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2
Q

what causes Autosomal Dominant Polycystic kidney disease

A

mutation on nephrin

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3
Q

what type of mutation causes Autosomal Dominant Polycystic kidney disease

A

PKD1 (85%)

PKD2

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4
Q

when do the symptoms of Autosomal Dominant Polycystic kidney disease occur

A

adulthood

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5
Q

what are the symptoms of Autosomal Dominant Polycystic kidney disease

A
many renal cysts = enlarged kidney 
liver cysts = pain, ankle swelling
chronic pain
hypertension
haematuria 
renal failure
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6
Q

what are the investigations of Autosomal Dominant Polycystic kidney disease

A

US

CT/MRI if US is unclear

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7
Q

what would you expect to see on US of Autosomal Dominant Polycystic kidney disease

A

multiple bilateral cysts

renal enlargement

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8
Q

what is the treatment of Autosomal Dominant Polycystic kidney disease

A

control BP
reduce cysts
dialysis/transplant if kidneys fail

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9
Q

what medication is used to reduce cyst volume

A

tolvaptan

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10
Q

who is affected by

Autosomal Recessive Polycystic Kidney Disease

A

children

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11
Q

what causes

Autosomal Recessive Polycystic Kidney Disease

A

PKDH1 located on chromosome 6

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12
Q

what are the symptoms of

Autosomal Recessive Polycystic Kidney Disease

A
bilateral and symmetrical renal involvement 
renal cysts within the collecting duct 
liver cysts 
hypertension
recurrent UTIs
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13
Q

what are the investigations of

Autosomal Recessive Polycystic Kidney Disease

A

US
CT/MRI if US is unclear
eGFR = slwo decline

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14
Q

what would you expect to see on US of Autosomal Recessive Polycystic Kidney Disease

A

multiple bilateral cysts

renal enlargement

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15
Q

what is alports syndrome also known as

A

hereditary nephritis

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16
Q

what is the cause of alports syndrome

A

disorder of type IV collagen matrix du eto COL4A5 mutation

17
Q

how is alports syndrome inherited

18
Q

what are the symptoms of alports syndrome

A

haematuria
sensorineural deafness
ocular defects = anterior lenticonus
proteinuria = late stage

19
Q

what is the investigation of alports syndrome, what would you expect to find

A

renal biopsy = variable thickness of GBM

20
Q

what is the treatment of alports syndrome

A

no specific treatment
address BP and Proteinuria = ACEI/ARB
dialysis/transplant

21
Q

what is Anderson Fabrys Disease

A

rare genetic disease causing the build up of fat in the body

storage disease

22
Q

how is Anderson Fabrys Disease inherited

23
Q

what is the mutation in Anderson Fabrys Disease

A

mutation in the glycosphingolipid metabolism

24
Q

what are the symptoms of Anderson Fabrys Disease

A

renal failure
cutaneous angiokeratoma
cardiomyopathy
valve disease

25
what are the investigations of Anderson Fabrys Disease
a-GAL activity renal biopsy skin biopsy
26
what is the treatment of Anderson Fabrys Disease
enzyme replacment = fabryzyme
27
what is medullar cystic kidney disease
abnormal renal tubules leading to fibrosis
28
how is Medullary Cystic Kidney Disease inherited
autosomal dominant
29
what are the symptoms of Medullary Cystic Kidney Disease
normal/small kidneys | cysts in the corticomedullary junction or medulla
30
what is the investigation of Medullary Cystic Kidney Disease
CT
31
what is the treatment of Medullary Cystic Kidney Disease
transplant
32
what is medullary spongey kidney
dilation of the collecting ducts
33
what are the symptoms of medullary spongey kidney
cysts with calculi | medullary area looks like a sponge = severe cases
34
what is the investigation of medullary spongey kidney, what would you expect to find
excretion urography = calculi