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OPT 2501 Contact Lens Theory 2 > UNIT 3: Follow Up Care > Flashcards

UNIT 3: Follow Up Care Flashcards

(63 cards)

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1
Q

Subjective Analysis : Wearing Time

A
  • Consistency
  • At time of visit
  • Day before
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2
Q

Subjective Analysis : Vision and Comfort Problems

A
  • When do they occur?
  • Do they subside or become worse?
  • Feeling
  • Burning
  • Itching
  • Fogging
  • Slipping
  • Vision
  • Photophobia
  • Edge blur
  • Spectacle blue
  • Injection
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3
Q

Methods of Lens Care

A
  • Have the patient describe and demonstrate how
    they care for their lenses.
  • Correct and instruct as needed
  • Verify consistency of cleaning and disinfection
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4
Q

Types and Brands of Solutions Used

A
  • Have the patient bring all lens care solutions to each visit.
  • Compare to solutions originally dispensed
  • Check preservatives
  • Check compatibility of solutions
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5
Q

Objective Analysis : Soft Lenses

A
  • Visual Acuity:
    • Steep Lenses
    • Flat Lenses
    • Uncorrected astigmatism
    • Presbyopia - Near acuity
    • Dehydration - Environment, Medications
    • Deposits
    • Inside-out lens
  • Blinking
  • Biomicroscopy with lenses:
    • Lens Movement: Sclerotic Scatter, Direct
      • .5 - 1mm on upward gaze
      • Free movement, no conjunctival drag
    • Lens Position: Sclerotic Scatter, Direct
      • Full corneal coverage
      • 1mm beyond the visible iris
      • Lens defects: Direct, Retro
        • Splits
        • Nicks
      • Lens Deposits: Direct, Retro
        • Organic
        • Inorganic
      • Keratometry with lenses:
        • Quality of the mires
        • Stability of the mires
      • Retinoscopy with lenses:
        • Quality of the reflex
        • Stability of the reflex
  • Biomicroscopy without lenses:
    - Bulbar Conjunctiva: Direct, Indirect
    - Circumcorneal Injection
    - Cysts
    - Pingueculas
    - Cornea: Direct, Sclerotic Scatter, Retro,
    Specular Reflection
    - Neovascularization
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6
Q

Conjuctival Cyst

A
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7
Q

Pinguecula

A
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8
Q

Pterygium

A
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9
Q

Cornea Parallel Piped

A
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10
Q

Cornea: Sclerotic Scatter

A
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11
Q

Cornea: Specular Reflection

A
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12
Q

Cornea: Neovascularization

A
  • Blood vessel growth into the cornea
  • Causes:
    • Lack of O2
    • Stimulation of limbal vessels
    • Infection
    • Injury
    • Surgery
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13
Q

Circumcorneal Injection & Neovascularization

A
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14
Q

Neovascularization

A
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15
Q

Objective Analysis: Soft Lenses

A
  • Biomicroscopy without lenses:
    • Cornea:
      • Edema: Vertical Striae Polymegathism
      • Infiltrates, Ulcers
      • Staining:
        • Arcuate
        • SPK Superficial Punctate Keratitis
        • SLK Superior Limbic Keratoconjunctivitis
        • Foreign Body
        • Inferior Removal Stain
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16
Q

Vertical Striae, a series of parallel, whitish lines in the deep stroma

A
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17
Q

Polymegathism

A
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18
Q

Pseudominas Ulcer

A
  • Mascara, solutions, dirt, water, extended wear
    contact, weakened immune system (AIDS)
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19
Q

Acanthamoeba

A
  • Has been detected in contaminated water
    supplies, hot tubs and swimming pools/ it
    invades the cornea through an abrasion.
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20
Q

Inferior Removal Stain

A
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21
Q

Superficial Punctate Keratitis

A
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22
Q

Superior Limbic Keratoconjunctivits (SLK)

A
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23
Q

Objective Analysis: Soft Lenses

A
  • Keratometry without lenses:
    • Change in readings within 0.50 diopter
    • Quality of the mires
  • Lens Inspection:
    • Deposits
    • Discoloration
    • Damage
    • Power
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24
Q

Soft Lens Tear with Fungus

A
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25
Soft Lens Deposits
26
Discolored Soft Lenses
27
S.O.A.P.
- Subjective Findings - Objective Findings - Action: Corrective Action - Refer for medical treatment - Change lens parameters or material - Lens care - Wearing schedule - Patient Instructions
28
Objective Analysis: Rigid Lenses
- Visual Acuity - Steep Lenses - Flat Lenses - Uncorrected Astigmatism - Presbyopia: Near Acuity - Dehydration: Environment, Medications - Deposits - Blinking - Biomicroscopy with Lenses: - Lens Movement: Sclerotic Scatter, Direct: - Good Movement with Blink - Rapid return to centered or slightly superior position following blink - Lens Position: Sclerotic Scatter, Direct - Interpalpebral: Centered - Lid Attachment: Slightly Superior
29
Lid Attachment
30
Interpalpebral
31
Objective Analysis: Rigid Lenses
- Biomicroscopy with Lenses: - Lens Defects: Direct, Retro - Scratches - Nicks - Non Wetting Surface - Lens Deposits: Direct, Retro - Organic - Inorganic
32
Scratched GP Lens with Deposits
33
Scratched GP Lens
34
Non- Wetting GP Lens
35
Sclerotic Scatter with GP Lens Deposits
36
Objective Analysis: Rigid Lenses
- Fluorescein Patterns - Peripheral clearance - Alignment - Steep - Flat
37
Steep GP Fluorescein Pattern
38
Objective Analysis: Rigid Lenses
- Keratometry with lenses: - Quality of the mires - Stability of the mires - Amount of astigmatism - Retinoscopy with lenses: - Quality of the reflex - Stability of the reflex
39
Objective Analysis: Rigid Lenses
- Biomicroscopy without lenses: - Lid Margins: Direct, Indirect - Meibomian glands, lacrimal lake - Palpebral Conjunctiva: Direct, Indirect - Cysts - Injection - CPC (Upper)
40
Healthy Eye
41
Lid Margins
42
Giant Papillary Conjunctivitis
43
GPC with Fluorescein
44
Objective Analysis: Rigid Lenses
- Biomicroscopy without Lenses: - Bulbar Conjunctiva: Direct, Indirect - Circumcorneal Injection - Cysts - Pingueculas - Cornea: Direct ( Parallel Piped, Optic Section ), Sclerotic Scatter, Retro, Specular Reflection. - Neovascularization
45
Circumcorneal Injection & Neovascularization
46
Neovascularization
47
Objective Analysis: GP Lenses
- Biomicroscopy without lenses: - Cornea: - Edema: CCC ( Central Corneal Clouding ), Microcysts - Infiltrates, Ulcers - Staining : - Arcuate - SPK ( Superficial Punctate Keratitis ) - 3:00 - 9:00 - Central abrasion - Foreign body - Dimple Veiling - Bubbles
48
Central Corneal Clouding
49
Microcysts
50
Bacterial Ulcer with Hypopon
51
Arcuate Staining
52
Arcuate Staining
53
3:00 & 9:00 Staining with Dellen
54
Cornea: Keratitis Sicca
- Also known as Keratoconjunctivitis Sicca - Several Possible Causes: - Reduced function of the lacrimal glands - Excessive evaporation of tears - Mucin deficiency - Tests: - Rose Bengal, Schrimer - Tear Break Up Time - Lacrimal Lake
55
Keratitis Sicca with Rose Bengal
56
Tear Break Up Time
57
Corneal Dryness
58
Central Abrasion
59
Foreign Body Staining
60
Dimple Veiling
61
Dimple Veiling
62
Objective Analysis: Rigid Lenses
- Keratometry without lenses: - Change in readings with 0.50D - Quality of the mires - Lens Inspection: - Deposits - Scratches - Warpage - Power
63
S.O.A.P.
- Subjective Findings - Objective Findings - Action: Corrective Action - Refer for medical treatment - Change lens parameters or material - Lens care - Wearing schedule - Patient instructions

OPT 2501 Contact Lens Theory 2 (4 decks)

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