Saturday, June 30, 2007

I T S . T I M E . T O . P L A Y
NAME THAT PATHOLOGY
HOW WOULD YOU CLASSIFY THE FIERY LOOKING REGION
(SUPERIOR TEMPORAL TO THE OPTIC DISC) IN THE RETINA ABOVE?
(a) A NEVUS
(b) A BENIGN NEOPLASM
(c) A MELANOMA
(d) A CARCINOMA

THE ANGIOGRAPHY SHOWS ONLY A TRANSMISSIONAL FLUORESCENCE OF THAT AREA OF
THE RETINA WHICH IS INDICATIVE OF A
(b) BENIGN (CHOROIDAL) NEOPLASM.


Thursday, June 28, 2007

OPHTHALMIC BLOOPERS I: THE G. F. A.
HERE IS AN ANGIOGRAM I DID LAST WEEK AT OUR FAYETTEVILLE CLINIC. THE COLOR PHOTO
WENT SMOOTHLY ENOUGH, BUT THE ACTUAL F.A. DIDN'T FAIR SO
COOLLY. I CHANGED THE LIGHT
SOURCE TO THE GREEN-BLUE LIGHT (490 NM), BUT
DIDN'T CHANGE THE DIGITAL CAPTURE SETTINGS
TO BLACK AND WHITE.
THE RESULT IS THE GREEN FLUORESCEIN ANGIOGRAM (G.F.A.)

YOU CAN SEE THAT I REALIZED MY MISTAKE BETWEEN SHOTS 26 AND 27, AND IT ISN'T FOR
3 SECONDS THAT I GET MY FIRST VALID ANGIOGRAM. I DID A CRUDE 'AUTO LEVELS'
ADJUSTMENT IN PHOTOSHOP AND THESE ARE THE WACK'D COLORS I GOT.

Sunday, June 24, 2007

THE WEEK IN ROCK
I HAD A PRETTY DECENT WEEK, LAST WEEK, REGARDING THE ANGIOGRAPHY I AM
LEARNING AT CAROLINA EYE. HERE IS A SAMPLING OF THE WORK I DID LAST WEEK.

PIGMENT EPITHELIAL DETACHMENT WITH A PROBABLE OCCULT SUBRETINAL NEOVASCULAR MEMBRANE
PATHOLOGIC MYOPIA WITH PERIPAPILLARY ATROPHYDRY AGE RELATED MACULAR DEGENERATION WITH FINE DRUSENI MUST THANK BILL AND MELANY (THE HEART & SOUL OF CAROLINA EYE'S PHOTOGRAPHY DEPT.)
FOR ALL OF THEIR COACHING, ENCOURAGEMENT, AND PATIENCE UP TO THIS POINT.
THEIR MENTORING HAS BEEN THE KEY TO MY DEVELOPMENT AND SUCCESS.

Saturday, June 23, 2007

SLITLAMP PHOTOGRAPHY III: A.C.I.O.L.
HERE IS A SLITLAMP PHOTO OF AN ANTERIOR CHAMBER INTER-OCULAR LENS.
THE AC IOL IS A LENS REPLACEMENT AND RESTS IN THE ANTERIOR CHAMBER OF THE EYE,
IN FRONT OF THE IRIS. AS YOU CAN SEE, THE LENS IS HELD INTO PLACE BY TWO PLASTIC
'BRACKETS' (SHOWN IN THE PHOTO AT THE TOP AND BOTTOM OF THE LENS ITSELF.) THIS
TYPE OF LEN REPLACEMENT IS NO LONGER AS COMMON AS POSTERIOR CHAMBER INTER
OCULAR LENS (PC IOL), BUT IS (OBVIOUSLY) STILL USED IN SOME CASES.

D R U S E N
DRUSEN IS A BUILD-UP OF LIPID AND PROTEIN MATERIAL BETWEEN THE RETINAL
PIGMENT EPITHELIAL (RPE) AND THE CHORIOCAPILLARIS LAYERS OF THE RETINA.
THE PALE YELLOW/WHITE SPOTS IN THE COLOR AND RED-FREE PHOTOS BELOW ARE DRUSEN.
ALTHOUGH DRUSEN IS TYPICALLY ASSOCIATED WITH AGE RELATED MACULAR DEGENERATION, THE EXACT CAUSE
OF DRUSEN AND WHETHER IT IS A SYMPTOM OF OR A PRECURSOR TO ARMD IS NOT COMPLETELY CLEAR.

Tuesday, June 12, 2007

SLITLAMP PHOTOGRAPHY II
CONJUNCTIVAL PYOGENIC GRANULOMA
Pyogenic granuloma is a rather general term for a relatively common benign vascular lesion
of the skin and mucosa whose exact cause is unknown. However, the term, pyogenic granuloma,
is a bit of a misnomer since the lesion is neither pyogenic (pus-forming) nor a granulomatous
reaction (abnormal behavior related to immune specialized cells known as phagocytes).
THIS IS ACTUALLY A POST-OP PHOTO OF A ONCE, MUCH MORE SEVER CASE. THIS IS WHAT WAS LEFT.

Sunday, June 10, 2007

PHOTO MONTAGE II:
S C I E N C E . A S . A R T ?
HERE ARE A COUPLE MORE OPHTHALMIC PHOTO MONTAGES WITH A TWIST;
IN BOTH, MERGED A COLOR, FUNDUS PHOTO WITH A RED-FREE, BLACK AND WHITE PHOTO AND A MID-VENOUS PHASE ANGIOGRAM. ALTHOUGH THERE IS PROBABLY NO CLINICAL APPLICATION FOR THESE HYBRID IMAGES,
IT IS SORT OF COOL LOOKING.
GLAUCOMA
DIABETIC RETINOPATHY