figure 1
figure 2
confusion can sometimes happened between laser photocoagulation sacrs(1) and retinitis pigmentosa(2).
remember in laser photocoagulation the sacrs rounded in shape and follow certain pattern.
retinitis pigmentosa:
usually described as : wide spread scuttered black pimentation in the prephery resmbling bony specules and the macula is spared.
certain conditions are associated with RP:
1-Laurance-Moon-Piedl:
- AR
- mental disability
- polydactly
- syndactly
- hypogonadism
- obesity
Refsum's syndrome:
- AR
- deafness
- cerebellar ataxia
- ichthyosis
Kearns-Sayre syndrome:
- heart block
- progressive external oophthalmoplagia.
what is the pathophysiology of retinitis pigmentosa?
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