Most common opthalmology slides with anwers in uhs ospe
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![Page 1: Most common opthalmology slides with anwers in uhs ospe](https://reader034.fdocuments.us/reader034/viewer/2022052205/554afb05b4c9059f798b5190/html5/thumbnails/1.jpg)
Most Commom UHS Ophthalmology slides with
answers
By Muhammad Aizaz Afzal Lodhi
(MBBS)
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What is the diagnosis?Complications?
Answers
Diagnosis :
Entropion of lower lid with trichiasis
Complications: Chronic conjunctivitis,
conjunctival scar, corneal ulcer & corneal opacity
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What is the diagnosis?Treatment?
Answers
Diagnosis :
Cicatricial ectropion
Treatment :
V to Y plasty or Z plasty
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-What is the diagnosis?
- Surgical operation in the lid ?
Answers Entropion in lower lid,
trichiasis & corneal ulcer Surgical operation: Lateral canthotomy, lateral
canthoplasty
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Diagnosistreatment
Answers :
-Stye
ttt of P.F. “ staph. Aureus”
-local antibiotics & eye drops
-Hot fomentation
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DiagnosisComplications
treatment
Answers:
-Diagnosis: Ophthalmia neonatorum
-Complications:
Corneal ulceration , iridocyclitis
-ttt: -Prophylactic ttt.
-Curative ttt: lotions, topical and systemic antibiotics and atropine ointment in case of corneal involvement.
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Diagnosisetiology
Answer:Phlyctenular conjunctivitis
(limbal phlycten)
Etiology :
Hypersensitivity reaction to endogenous antigens e.g. bacterial antigens as T.B & chlamydia.
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Diagnosistreatment
Answers:
-Bulbar spring catarrhalttt :topical steroids, mast cell
stabilizers,
anti histaminic
Dark glasses & cold compresses.
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Diagnosis2 causes
Answers:-phlycten-Causes:
Hyper sensitivity to an endogenous antigen e.g. tuberculo-protein, Intestinal parasites, staphylococcal blepharoconjunctivitis.
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Comment on lashescomplications
Answers:-Ulcerative blepharitis
-Complications:
Chronic conjunctivitis, Madarosis,
trichiasis, ptylosis, epiphora,
Ectropion, corneal ulcer.
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What is this sign called?pathogenesis
Answers:
Sign:
Marcus –Gunn phenomenon
Pathogenesis:
Faulty Innervation
“motor fibers from 5th nerve reach levator instead of the 3rd nerve”
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Diagnosis treatment
Answers:Diagnosis:
mucopurulent conjunctivitis
Ttt:
-Eye lotions
-Antibiotics ointments e.g. tobramycin at night
-Antibiotic eye drops
-Hot foments
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Comment on conjunctiva & cornea
What are the indications of surgical treatment ?
Answers:
Diagnosis: Ptyregium
Comment :
Conjunctiva > conj. Epith. hyperplasia
Cornea >covered by apex of Ptyregium.
Indications of surgical ttt:
- If encroaches the pupillary area
- Progressive type
- Cosmetically annoying the patient
- Recurrent cases
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Cause of this appearance2 eye drops
Answers:
Cause:
post. Synechiae
2 eye drops:
Atropine sulfate
corticosteroids
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DiagnosisName 2 causes
Answer
Diagnosis :
rubeosis iridis – Peripheral iridectomy
Causes :
Diabetic Retinopathy and CRVO
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DiagnosisWhat is the visual
complaint?
Answers:
Diagnosis:
Irido-dialysis
Visual complaint :
Uniocular diplopia
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DiagnosisFactors affecting prognosis
Answers:
Diagnosis:
Lt. congenital ptosis
Factors affecting prognosis:
- Amount of ptosis- Extent of levator function
- If 3rd nerve palsy >> correct squint first
- If 5th nerve palsy >> postpone the op. till 5th n.
regenerates .
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A 68y patient complaining of
sudden diminution of vision.What is the Diagnosis?mention two systemic
predisposing condition
Answers:
Diagnosis: CRVO
2 Systemic P.F.:
Systemic hypertension & Diabetes mellitus
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DiagnosisAntiviral drugs for ttt
Answers:
Diagnosis:
Herpetic corneal ulcer “Dendritic ulcer”
Antiviral drugs:
Acyclovir , vidarabine , T3F & IDU
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DiagnosisWhat is the suspected
refraction of this patient?
Answers:
Diagnosis:
Keratoconus “ Munson`s sign”
Suspected refraction:
axial myopia & Astigmatism.
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Diagnosis2 posterior segment
diseases cause it
Answer
Diagnosis: rubeosis iridis
Causes: Diabetic Retinopathy and CRVO
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DiagnosisDeferential diagnosis
Answers:
Diagnosis : CRAO
D.D.: “For cherry red spot”
- Commotio retinae- Quinine poisoning- Macular hole surr. By
RD- Amauratic family idiocy
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DiagnosisExpected field of vision
Answers:
Diagnosis:
Glaucomatous cupping of optic nerve
- Expected field of vision:- Tubular field.
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Diagnosis 2 syndromes associated with it
mention effect on optic nerve
Answers:
Retinitis Pigmentosa
2 Syndromes :
Bardet - biedl syndrome
Refsum’s disease
Effect on optic n.:
Waxy disc pallor due to consecutive optic atrophy
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The optic disk of this patient show…….
Name a cause for this condition
Answers
Comment :
Papilleodema
Cause:
Elevated intracranial tension.
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A 57y patient with sudden painful drop of vision IOP is stony
hardName 2 medication for emergency
treatment of this case
Answer Diagnosis: Acute congestive
glaucoma 2 Medications for emergency :
hyper-osmotic agent, topical miotics, topical steroids
Ttt: ttt essentially surgical recent….surgical iridectomy late….their is PAS ,an external
fistulizing operation .
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Nerve& muscle affected ? Direction of gaze which diagnose
this case ? The main complaint of the patient
AnswerNerve& muscle
affected: Rt Abducent nerve-RT. Lateral rectus
Direction of gaze: To the right
Main complaint: Binocular Diplopia
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DiagnosisComponent of it
Answers:
Diagnosis:
hypermetropia
Components:
Total , Latent , Manifest
hyperopia
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Type of squint & its angleConfirmatory test
Answers:
Type of squint :
exotropia
angle:
30
Confirmatory test:
Cover test
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Diagnosis treatment
Answers:
Diagnosis:
After cataract
TTT:
- No interference if vision is not affected
- If thick : surgical intervention
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Diagnosis treatment
Answers:
Diagnosis:
myopia
TTT:
- eye glasses with concave minus lenses
- contact lenses
- refractive surgery if indicated
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What s this inustrument called
Used for..……
Answers:
Instrument:
Applanation tonometry (gold mann)
usage:
IOP measurement
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What is the upper lid abnormality? What are the complications?
Answers:
Comment :
Left upper lid ptosis
Complications:
Amblyopia & Squint
scoliosis and ocular torticollis.
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Comment on lensThis is an association
of………..syndrome
Answer
Comment :
lens subluxation
Syndrome:
Marfan’s syndrome
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A 68y old woman with cataract extraction . Complaining of drop
of vision which was managedWhat was the cause of drop of
vision?What was the management?
Answer
Cause:
posterior capsular opacification (after cataract)
Management:
YAG laser capsulotomy
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Comment on the lower lidName 2 possible
complications of this conditions
Answers:
Comment:
Senile ectropion
2 possible complications:
xerosis
corneal ulcer
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DiagnosisName 2 surgical
procedures for ttt of this condition
Answers:
Diagnosis :
Buphthalmos
2 Surgical procedures:
-goniotomy
-trabeculotomy
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What are these field defect called?
Name the cause
Answer
Field defect:
Bitemporal hemianopia
Cause:
Optic chiasma lesions (nasal fibers damage)
e.g. Pituitary gland tumor
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What's the error of refraction in this patient ?
What're the complications of this case ?
Answer
Error of refraction :
High myopia
Complications:
Chorio-retinal degenerations
retinal tears
retinal detachment
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Diagnosis 3 causes
Answers
Diagnosis:
Symblepharon
Causes:
- Post-trachomatous
- Post-operative ( Pterygium excision)
- Ocular cicatricial pemphigoid
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The eye lid & Conjunctiva show
possible findings in the crystalline lens
Answers
Comment :
Ecchymosis & subconjunctival hemorrhage"
Possible findings:
(Concussion cataract " Rosette-shaped"
- Lens subluxation or dislocation)
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Diagnosis2 causes
Answers:
Diagnosis :
Lens subluxation
Causes:
Marfan's syndrome
Homocystenuria & Trauma
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What's the sign called? 3 possible causes
Answers
Sign :
Leukocoria
Causes :
Retinoblastoma
congenital cataract
Retinpathy of prematurity
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What is the error of refraction?
How to correct?
Answers
Error of refraction:
Hypermetropia
Correction :
Spherical Convex "plus" Lens
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Diagnosismention caustive
organism
Answers:
Diagnosis :
Hypopyon corneal ulcer
Causative organism:
pneumococci
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DiagnosisMention disease cause
this
Answers:
Diagnosis: exophthalmos
Disease :
Hyperthyrodism
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Diagnosistreatment
Answers:
Diagnosis: Corneal foreign body
TTT: Surgical removal
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Diagnosismention muscle
affected and its nerve supply
Answers:
Diagnosis: Left upper lid ptosis
Muscle affected :
levator palpebrae sup.
innervation:
oculomotor n.
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DiagnosisMention 2 complications
Answers:
Diagnosis:
sublaxated &cataractous lens
Complications:
lens dislocation
2ry Glaucoma
Iridocyclitis
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DiagnosisMention 2 complications
Answers:
Diagnosis: Blood staining of the cornea “total hyphema or 8-ball hyphema”
2Complications:
Elevation of IOP
Corneal staining
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DiagnosisMention 2 ttt
Answers:
keartic precipitates
ttt :
Topical : Atropine sulfate & corticosteroids.
Systemic: systemic steroids (in severe cases)
& Antibiotics (in infective cases)
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sederosis bulbiPatient with foreign body in his eye
from one yearIn picture you will see one eye normal
&other eye(black iris)
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