Retinal Vascular Conditions

For study purposes!

28 cards   |   Total Attempts: 190
  

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Cards In This Set

Front Back
What are some arterial based diseases?
Ischemic hypoxias: HTN, AS, periarteritis, OIS
What are some venous based diseases?
Stagnant hypoxias: DM, Venous occlusions, Blood disorders: anemia, myelomas, lymphomas
Hyalin arterial sclerosis
Involutional - collagen and hyalin deposited in intima; result of aging but accelerated in DM and HTN
Proliferative arterial sclerosis
Reactive, onion skin - damaged endo cells replaced by proliferating cells in intima; seen in acute HT
Grading scale for atherosclerosis:
0: Normal; 1: broadened light reflex with minimal A/V changes; 2: Obvious light reflex with A/V knicks; 3: copperwire; 4: silverwire
Question 6
Dx
Grade 3 AS
Question 7
Dx
Grade 3 AS
Question 8
Dx
Grade 3 AS
Question 9
Dx
Grade 4 AS w/sclerotic vessels
Question 10
Dx
Grade 3 AS
Grading HT
0: normal; 1: barely noticeable diffuse arterial narrowing; 2: art narrowing w/focal constrictions; 3: hemes/CWS; 4: disc edema
Question 12
Dx
Focal constrictions (in addition to diffuse) indicate acute HT
Question 13
Dx
Elschnig Spots as seen in malignant HTN - patches of RPE overlying choriocapillaries
Question 14
Dx
3+ HTN
Question 15
Dx
3+ HTN