NBEO- Ocular Disease Part 2 Exam
Questions and Answers with Verified
Solutions | Latest Updated 2026
Keratoconus initially damages Bowman's membrane
what
layer of the cornea?
Keratoconus most commonly B) Puberty
occurs
at what age?
A) < 3 years old
B) Puberty
C) 30-40 years old
D) > 50 years old
Which of the following is NOT D) POAG
considered an "eye rubbing"
etiology
of keratoconus?
A) VKC
B) Fuchs' endothelial dystrophy
C) Retinitis pigmentosa
D) POAG
TDOME is a pneumonic used to Turner's syndrome
remember systemic conditions Down's syndrome
associated with keratoconus. What Osteogenesis imperfecta
does TDOME stand for? Marfan's syndrome
Ehlers-Danlos syndrome
,Which of the following is NOT a D (Monocular diplopia)
symptom typically associated with
keratoconus?
A) Ghost images
B) Photophobia
C) Glare
D) Binocular diplopia
Which of the following is NOT true C (asymmetrically)
regarding keratoconus?
A) It involves inferior, central, or
paracentral stromal thinning
B) It is usually bilateral
C) It usually progresses
symmetrically
D) Eye rubbing is a major cause of
keratoconus
What are the 4 major EARLY 1) Fleischer's ring
signs of 2) Scissor reflex on retinoscopy
keratoconus? 3) Irregular mires on keratometry
4) Inferior steepening on topography
What are the 4 major LATE signs 1) Vogt's striae
of 2) Munson's sign
keratoconus? 3) Rizzuti's sign
4) Hydrops
Which finding associated with Rizzuti's sign
keratoconus involves a conical
reflection of the nasal cornea
when a
light is shone from the temporal
side?
, Which finding associated with Munson's sign
keratoconus involves lower lid
protrusion on downgaze?
Which finding associated with Fleischer's ring
keratoconus involves iron deposits
at
the base of the cone?
Keratoconus is classified as mild if < 48D
there is less than ____________D
of
corneal power.
Keratoconus is classified as 48-54D
moderate if there is between
____________D and
___________D of corneal
power.
Keratoconus is classified as > 54D
severe if
there is greater than
____________D of
corneal power.
Pellucid marginal degeneration C) 20-40 years old
typically presents at what age?
A) < 3 years old
B) Puberty
C) 20-40 years old
D) > 50 years old
Questions and Answers with Verified
Solutions | Latest Updated 2026
Keratoconus initially damages Bowman's membrane
what
layer of the cornea?
Keratoconus most commonly B) Puberty
occurs
at what age?
A) < 3 years old
B) Puberty
C) 30-40 years old
D) > 50 years old
Which of the following is NOT D) POAG
considered an "eye rubbing"
etiology
of keratoconus?
A) VKC
B) Fuchs' endothelial dystrophy
C) Retinitis pigmentosa
D) POAG
TDOME is a pneumonic used to Turner's syndrome
remember systemic conditions Down's syndrome
associated with keratoconus. What Osteogenesis imperfecta
does TDOME stand for? Marfan's syndrome
Ehlers-Danlos syndrome
,Which of the following is NOT a D (Monocular diplopia)
symptom typically associated with
keratoconus?
A) Ghost images
B) Photophobia
C) Glare
D) Binocular diplopia
Which of the following is NOT true C (asymmetrically)
regarding keratoconus?
A) It involves inferior, central, or
paracentral stromal thinning
B) It is usually bilateral
C) It usually progresses
symmetrically
D) Eye rubbing is a major cause of
keratoconus
What are the 4 major EARLY 1) Fleischer's ring
signs of 2) Scissor reflex on retinoscopy
keratoconus? 3) Irregular mires on keratometry
4) Inferior steepening on topography
What are the 4 major LATE signs 1) Vogt's striae
of 2) Munson's sign
keratoconus? 3) Rizzuti's sign
4) Hydrops
Which finding associated with Rizzuti's sign
keratoconus involves a conical
reflection of the nasal cornea
when a
light is shone from the temporal
side?
, Which finding associated with Munson's sign
keratoconus involves lower lid
protrusion on downgaze?
Which finding associated with Fleischer's ring
keratoconus involves iron deposits
at
the base of the cone?
Keratoconus is classified as mild if < 48D
there is less than ____________D
of
corneal power.
Keratoconus is classified as 48-54D
moderate if there is between
____________D and
___________D of corneal
power.
Keratoconus is classified as > 54D
severe if
there is greater than
____________D of
corneal power.
Pellucid marginal degeneration C) 20-40 years old
typically presents at what age?
A) < 3 years old
B) Puberty
C) 20-40 years old
D) > 50 years old
