Heme/sense organs Flashcards

1
Q

most common malignancy of orbit

A

rhabdomyosarcoma

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2
Q

most common metastatic tumor of the orbit

A

neuroblastoma

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3
Q

bacterial keratitis is commonly caused by

A

psuedomonas

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4
Q

band keratopathy

A

corneal calcium deposits

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5
Q

most common tumor in the choroid

A

melanoma

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6
Q

most common form of glaucoma

A

open angle

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7
Q

retinal detachment

A

separation b/w photo receptor cells and retinal pigment epitheluem

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8
Q

wet mac degen

A

blood vessels develop under macula and leak, least common

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9
Q

dry mac degen

A

light-sensitive cells break down, most common

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10
Q

most common form of diabetic retinopathy

A

central retinal vein occlusion

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11
Q

most common malignant cancer of eye in kids

A

retinoblastoma, cat eye

flexner-wintersteiner rosette

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12
Q

conductive hearing loss is due to

A

problems in ear canal, ear drum, middle ear, or bones

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13
Q

sensorineural hearing loss is due to

A

inner ear problems

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14
Q

meniere’s disease

A
  • vertigo
  • tinnitus
  • hearing loss
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15
Q

sideroblastic anemia

A

iron is available but cell can’t use and it accumulates in mitochondria

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16
Q

vasculitis can occur from

A
  • immune related
  • infection
  • injury
17
Q

giant cell arteritis

A
  • most common
  • nodular intima thickening affecting head and neck
  • emergency when ophthalmic artery involved
18
Q

takayasu arteritis

A
  • early stage produces aneurysms
  • chronic leads to fibrosis and thickening of wall
  • ocular disturbances
  • weakened pulses in upper extremities
  • seen in females younger than 40
  • involves aortic arch
19
Q

granulomatosis with polyangitis

A
  • systemic disorder that involves both granulomatosis and polyangitis
  • lesions of the nose, pharynx, palate
  • death in one year if untreated
  • c-ANCA positive
20
Q

polyarteritis nodosa

A
  • systemic necrotizing vasculitis of small/medium vessels

- typically involves visceral and renal vessels, spares pulmonary circulation

21
Q

buerger’s disease (thromboangitis obliterans)

A
  • recurring inflammation typically from tobacco products

- tibial and radial arteries

22
Q

raynaud disease

A

exaggerated vasoconstriction of digits to cold

23
Q

raynaud phenomenon

A

involves a CT disorder