Heme/sense organs Flashcards
most common malignancy of orbit
rhabdomyosarcoma
most common metastatic tumor of the orbit
neuroblastoma
bacterial keratitis is commonly caused by
psuedomonas
band keratopathy
corneal calcium deposits
most common tumor in the choroid
melanoma
most common form of glaucoma
open angle
retinal detachment
separation b/w photo receptor cells and retinal pigment epitheluem
wet mac degen
blood vessels develop under macula and leak, least common
dry mac degen
light-sensitive cells break down, most common
most common form of diabetic retinopathy
central retinal vein occlusion
most common malignant cancer of eye in kids
retinoblastoma, cat eye
flexner-wintersteiner rosette
conductive hearing loss is due to
problems in ear canal, ear drum, middle ear, or bones
sensorineural hearing loss is due to
inner ear problems
meniere’s disease
- vertigo
- tinnitus
- hearing loss
sideroblastic anemia
iron is available but cell can’t use and it accumulates in mitochondria
vasculitis can occur from
- immune related
- infection
- injury
giant cell arteritis
- most common
- nodular intima thickening affecting head and neck
- emergency when ophthalmic artery involved
takayasu arteritis
- 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
granulomatosis with polyangitis
- systemic disorder that involves both granulomatosis and polyangitis
- lesions of the nose, pharynx, palate
- death in one year if untreated
- c-ANCA positive
polyarteritis nodosa
- systemic necrotizing vasculitis of small/medium vessels
- typically involves visceral and renal vessels, spares pulmonary circulation
buerger’s disease (thromboangitis obliterans)
- recurring inflammation typically from tobacco products
- tibial and radial arteries
raynaud disease
exaggerated vasoconstriction of digits to cold
raynaud phenomenon
involves a CT disorder
