B scans

Question 1

Choroidal lesion or ciliary body; dome or collar button, low to medium internal reflect, regular internal structure, vascular

Answer 1

Melanoma

Question 2

Choroidal lesion or posterior pole; dome shaped, high internal reflect, regular internal structure, vascular

Answer 2

Choroidal hemangioma

Question 3

Choroidal lesion or posterior pole; diffuse or irreg shaped, medium to high internal reflect, irregular internal structure, NOT vascular

Answer 3

Metastasis

Question 4

Choroidal lesion; dome or flat shaped, high internal reflect, regular internal structure, NOT vascular

Answer 4

Choroidal nevus

Question 5

Choroidal lesion; dome shaped, variable internal reflect, variable internal structure, NOT vascular

Answer 5

Choroidal hemorrhage

Question 6

Macular lesion; dome, irregular shaped, high internal reflect, variable internal structure, NOT vascular

Answer 6

Disciform lesion