Retina

Retina ke lisele tse sa utloisiseng khanya ka morao ho leihlo la leihlo. Litšoantšo tse hlahang ka lense ea leihlo li shebane le leihlo. Retina e ntan'o fetisetsa litšoantšo tsena lipontšong tsa motlakase ebe e li romela mothapong oa mahlo ho ea bokong.

Retina hangata e shebahala e le khubelu kapa ea lamunu hobane ho na le methapo e mengata ea mali ka morao ho eona. Ophthalmoscope e lumella mofani oa tlhokomelo ea bophelo hore a bone ka seithuti le lense ea hau ho retina. Ka linako tse ling linepe kapa lisene tse ikhethileng tsa "retina" li ka bonts'a lintho tseo mofani oa tsona a ke keng a li bona ka ho sheba feela leihlo ka "ophthalmoscope". Haeba mathata a mang a mahlo a thibela pono ea mofani oa retina, ho ka sebelisoa ultrasound.

Mang kapa mang ea nang le mathata ana a pono o lokela ho hlahlojoa ka sefahleho:

• Liphetoho ka ho hlaka ha pono
• Ho lahleheloa ke pono ea 'mala
• Ho phatsima ha mabone kapa a phaphamala
• Pono e sothehileng (mela e otlolohileng e sheba wavy)

• Leihlo

HD ea Schubert. Sebopeho sa neural retina. Ka: Yanoff M, Duker JS, bahlophisi. Ophthalmology. La 5th. Philadelphia, PA: Elsevier; 2019: khaolo ea 6.1.

Reh TA. Nts'etsopele ea retina. Ka: Schachat AP, Sadda SVR, Hinton DR, Wilkinson CP, Wiedemann P, eds. Retina ea Ryan. La 6th. Philadelphia, PA: Elsevier; 2018: khaolo ea 15.

Yanoff M, Cameron JD. Maloetse a tsamaiso ea pono. Goldman L, Schafer AI, li-eds. Phekolo ea Goldman-Cecil. La 25th ed. Philadelphia, PA: Elsevier Saunders; 2016: khaolo ea 423.