Ophthalmology: Pupil Abnormalities
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Questions and Answers

What is a distinctive feature of a Tonic (Adie's) pupil?

  • Affected pupil larger than normal (correct)
  • No response to near targets
  • Pupillary dilation in response to light
  • Bilateral miosis

    • What is a common feature of Horner's syndrome?

  • Papilledema
  • Bilateral ptosis
  • Unilateral optic neuritis
  • Ipsilateral miosis and anhydrosis (correct)

    • What is a unique feature of Argyll Robertson pupil?

  • Bilateral miosis with little or no constriction to direct light (correct)
  • Anisocoria that increases in the dark
  • Unilateral mydriasis
  • Bilateral miosis with normal response to light

    • What is a possible complication of Horner's syndrome that occurs very early in life?

    <p>Iris heterochromia</p> Signup and view all the answers

    What is a characteristic of the pupil in Tonic (Adie's) pupil?

    <p>Oval-shaped or segmental constriction</p> Signup and view all the answers

    What is a possible cause of a Tonic (Adie's) pupil?

    <p>Giant cell arteritis</p> Signup and view all the answers

    What is a feature of Horner's syndrome that is reportedly absent in a significant percentage of cases?

    <p>Ptosis of 1-2mm</p> Signup and view all the answers

    What is a characteristic of anisocoria in Horner's syndrome?

    <p>More pronounced in the dark</p> Signup and view all the answers

    What is a common association with a Tonic (Adie's) pupil?

    <p>Segmental pupillary constriction</p> Signup and view all the answers

    In a patient with a tonic pupil, what can be observed over time?

    <p>The affected pupil becomes smaller</p> Signup and view all the answers

    What is a distinctive feature of anisocoria in Horner's syndrome?

    <p>It is more pronounced in the dark</p> Signup and view all the answers

    What is the typical presentation of Horner's syndrome?

    <p>Ipsilateral miosis with mild ptosis and anhydrosis</p> Signup and view all the answers

    What is a rare association with a Tonic pupil?

    <p>Giant cell arteritis</p> Signup and view all the answers

    What is a possible outcome of Horner's syndrome that occurs very early in life?

    <p>Heterochromia</p> Signup and view all the answers

    What is the typical response of the affected pupil to near targets in a Tonic pupil?

    <p>Preserved or enhanced response</p> Signup and view all the answers

    What is a characteristic of the affected pupil in Argyll Robertson pupil?

    <p>Miosis with little or no constriction to direct light</p> Signup and view all the answers

    What is the later development possibility in a Tonic pupil?

    <p>The fellow pupil may become involved</p> Signup and view all the answers

    What is the typical presentation of ptosis in Horner's syndrome?

    <p>Mild ptosis of 1-2mm</p> Signup and view all the answers

    What is the primary difference in pupillary response to light between a Tonic pupil and an Argyll Robertson pupil?

    <p>Tonic pupil has a decreased response to light, while Argyll Robertson pupil has a normal response</p> Signup and view all the answers

    What is a possible cause of a Horner's syndrome that develops early in life?

    <p>Congenital anomaly</p> Signup and view all the answers

    What is the characteristic of anisocoria in Horner's syndrome?

    <p>More pronounced in the dark</p> Signup and view all the answers

    What is a rare association with a Tonic pupil?

    <p>All of the above</p> Signup and view all the answers

    What is a characteristic of the affected pupil in Horner's syndrome?

    <p>Miosis with decreased constriction to direct light</p> Signup and view all the answers

    What is a common feature of a Tonic pupil?

    <p>Oval-shaped pupil</p> Signup and view all the answers

    What is a possible outcome of a Tonic pupil over time?

    <p>The affected pupil becomes smaller</p> Signup and view all the answers

    What is a characteristic of a Horner's syndrome that occurs very early in life?

    <p>Iris heterochromia</p> Signup and view all the answers

    What is a feature of anisocoria in a Horner's syndrome?

    <p>More pronounced in the first 5 seconds of darkness</p> Signup and view all the answers

    Which of the following pupillary abnormalities is most likely to be bilateral?

    <p>Argyll Robertson pupil</p> Signup and view all the answers

    What is the typical response to direct light in a Tonic pupil?

    <p>Decreased response</p> Signup and view all the answers

    Which of the following conditions is associated with iris heterochromia if it occurs very early in life?

    <p>Horner's syndrome</p> Signup and view all the answers

    What is the typical duration of anisocoria in the dark in Horner's syndrome?

    <p>First 5 seconds</p> Signup and view all the answers

    Which of the following is not a characteristic of a Tonic pupil?

    <p>Miosis of the affected pupil</p> Signup and view all the answers

    What is the main difference between a Tonic pupil and an Argyll Robertson pupil?

    <p>Response to direct light</p> Signup and view all the answers

    Which of the following conditions is characterized by a classic triad of signs?

    <p>Horner's syndrome</p> Signup and view all the answers

    What is the typical progression of a Tonic pupil over time?

    <p>The affected pupil becomes smaller</p> Signup and view all the answers

    Which of the following conditions is associated with varicella-zoster infection?

    <p>Tonic pupil</p> Signup and view all the answers

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