Previous Questions

Question of the Month-September 2022

Could you tell the diagnosis by looking these images in a 32-year-old male patient? OCT Club will present the book ‘Istanbul City of Forgetting and Remembering’ to...

Retinal Pigment Epithelium Tear-August 2022

Thanks to everyone who showed interest in the section of question of the month and answered the question. In this month's question, determine the diagnosis by...

Macular Telengiectasia Type-2 and Central Serous Chorioretinopathy – July 2022

Thanks to everyone who showed interest in the section of question of the month and answered the question. In this month's question, determine the diagnosis by...

Dry Age Related Macular Degeneration-Regression of Drusenoid Pigment Epithelium Detachment- June 2022

Thanks to everyone who showed interest in the section of question of the month and answered the question. In this month's question, determine the diagnosis by looking OCT,IR and FAF images in a 78-year-old...

Doyne Honeycomb Retinal Dystrophy-May 2022

Thanks to everyone who showed interest in the section of question of the month and answered the question. In this month's question, determine the diagnosis by looking OCT, IR and OCTA images in a 35-year-old male...

The Pearl Necklace Sign-April 2022

Thanks to everyone who showed interest in the section of question of the month and answered the question. In this month's question, describe the OCT finding in a patient with disciform scar and cystoid macular degeneration was asked. The...

Hyper-reflective oval deposits – March 2022

The OCT image of a patient who developed posterior uveitis is shown. Could you determine the diagnosis and describe the OCT findings indicated by arrows of this patient? Thanks to everyone who showed interest in...

Nebulous Pattern Vitritis-February 2022

The OCT image of a patient who developed cytomegalovirus retinitis is shown. Could you describe the OCT findings indicated by asterisk and arrows of this patient? Thanks to everyone who showed interest in the section...

Alport Syndrome-January 2022

Looking at the optical coherence tomography images and infrared reflectance images, could you tell the diagnosis in this 42-year-old female patient with the diagnosis of chronic kidney disease? Thanks to everyone who showed interest in...

Macular Telangiectasia Type 2 -December 2021

Looking at the optical coherence tomography images and fundus autofluorescence images, could you tell the diagnosis in this 39-year-old male patient? Thanks to everyone who showed interest in the section of question of the month...

Best Disease-November 2021

Looking at the optical coherence tomography images, could you tell the diagnosis in this young male patient? Thanks to everyone who showed interest in the section of question of the month and answered the question....

Persistent Subretinal Fluid Following Successful Retinal Detachment Surgery-October 2021

Looking at the OCT image, could you tell the diagnosis in this patient with a history of successful retinal detachment surgery 3 months ago? Thanks to everyone who showed interest in the section of question...

Myopic Traction Maculopathy (Myopic Foveoschisis)-September 2021

Looking at the optical coherence tomography image, could you tell the diagnosis? Thanks to everyone who showed interest in the section of question of the month and answered the question. In this month's question telling...

Laser Induced Maculopathy-August 2021

Thanks to everyone who showed interest in the section of question of the month and answered the question. In this month's question, the diagnosis in the young and otherwise healthy male who has blurred...

SubILM Hemorrhage-July 2021

Thanks to everyone who showed interest in the section of question of the month and answered question. In this month's question, identification of the finding on the OCT image in the patient with retinal...

The Fingerprint Sign of the Henle Fiber Layer-June 2021

Thanks to everyone who showed interest in the section of question of the month and answered the question. In this month's question, description of the finding on the en face OCT image in the patient...

The Pearl Necklace Sign– May 2021

Looking at the OCT image, could you describe the finding in this patient with diabetic macular edema? ANSWER: Thanks to everyone who showed interest in the section of question of the month and answered the question....

Central Serous Chorioretinopathy / Retinal Dipping – April 2021

QUESTION: A 45-year-old man presented with a 10-day history of decreased vision OS. Looking at the OCT image, could you describe the finding, and determine the diagnosis? ANSWER: Thanks to everyone who showed interest in the section...

Posterior Microphthalmus/ Macular Fold – March 2021

QUESTION: An 8-year-old boy with high hypermetropia presented with BCVA 20/50 OU. Looking at the OCT image, could you describe the finding, and determine the diagnosis? ANSWER: Thanks to everyone who showed interest in the section of...

Choroidal Macrovessel – February 2021

A 76-year-old female patient with no visual complaints presented for routine eye care. BCVA was 20/20 OU. Looking at the image, could you describe the finding on the OCT image? ANSWER: Thanks to everyone who showed...

Flame-Shaped ERM – January 2021

QUESTION: A 10-year-old boy with neurofibromatosis type-2 presented with low vision in the right eye. BCVA was 20/200 OD and 20/20 OS. Looking at the multicolor and OCT images, could you describe the finding on...

Flying Saucer Sign-December 2020

Question: A 50-year-old female patient with 20/20 vision, who has been using 400 mg of hydroxychloroquine per day for 8 years due to Sjögren's syndrome. Looking at the OCT and fundus autofluorescence images, could you...

Subretinal Hyperreflective Material-November 2020

Question: Could you determine the diagnosis and describe the finding marked with asterisk at the OCT image of an elderly patient who had sub RPE infiltrates on fundus examination and was followed up with a...

Rain Cloud Sign- October 2020

The OCT images of a patient who developed endogenous candida endophthalmitis are shown below. Could you describe the OCT finding indicated by a black asterisk and white arrows of this patient? The answer to the...

Type 1 Macular Telangiectasia- September 2020

Bilateral visual acuity of a 46-year-old male patient who complained of metamorphosis in the right eye for three months was measured as 20/20. The multicolor, fundus autofluorescence, OCT and early and late phase fluorescein...

Achromatopsia-August 2020

A 21-year-old male who stated that he has not been able to distinguish colors since his childhood presented with bilateral nystagmus. Bilateral visual acuity was measured as 1/10  He could not read any plate...

Foveal Crack Sign-July 2020

The OCT images (A, C, E) of 3 patients who underwent vitrectomy due to rheumatogenic retinal detachment and developed macular hole afterwards are shown below. Could you determine the finding indicated by a white...

Choroidal NV associated with PIC-June 2020

A 17-year-old myopic female patient, presented to our clinic with the complaint of metamorphopsia in her right eye for 10 days. Visual acuity was 6/10 in the right eye and 10/10 in the left...

Focal choroidal excavation associated choroidal NV in patient with AS-May 2020

A 54-year-old male patient presented to our clinic with complaints of long-standing reduced vision in the left eye and metamorphopsia in the right eye for 1 month. Visual acuity was 9/10 in the right...

Paracentral Acute Middle Maculopathy-April 2020

A 62-year-old male patient presented to our clinic with the complaint of paracentral scotoma in the left eye for 1 week. Visual acuity was 10/10 in the right eye and 9/10 in the left...

Myelinated Nerve Fibers-February 2020

A 56-year-old male patient presented to our clinic with the complaint of low vision in the right eye since childhood. Visual acuity is 2/10 in the right eye and 10/10 in the left eye....

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