Treponema Palladium - Pallidum Observatory Quiz

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Questions and Answers

What is the primary method used to directly visualize the Treponema Pallidum organism?

  • Dark field microscopy (correct)
  • Rapid plasmin reagent (RPR) test
  • Video display
  • FTA Antibody Test (FTA-ABS)

Which of the following is a characteristic of the primary stage of syphilis infection?

  • Condoloma lata with flat-topped bumps
  • Systemic disease with a maculopapular rash
  • Painless genital chancre (correct)
  • Formation of gummas

Which screening test for syphilis is known to have a high incidence of false positives due to cross-reactivity with other antigens?

  • Rapid plasmin reagent (RPR) (correct)
  • Dark field microscopy
  • FTA Antibody Test (FTA-ABS)
  • Video display - Venereal Disease Research Laboratory (VDRL)

What is the purpose of the FTA Antibody Test (FTA-ABS) in the diagnosis of syphilis?

<p>Confirmation of a positive screening test (C)</p> Signup and view all the answers

Which of the following is a characteristic of the secondary stage of syphilis infection?

<p>Systemic disease with a maculopapular rash (C)</p> Signup and view all the answers

What is the primary mode of transmission for Treponema Pallidum, the causative agent of syphilis?

<p>Sexually transmitted disease (D)</p> Signup and view all the answers

What is the cause of the aortic pathologic aneurysm mentioned in the text?

<p>Destruction of the vasovasorum (A)</p> Signup and view all the answers

What is the significance of the 'columns in the back that are cracked and damaged' mentioned in the text?

<p>It refers to demyelination of nerves and posterior column of the spinal cord (C)</p> Signup and view all the answers

What is the significance of the 'greeter wearing argyle sweater with kid shining light into the eyes' mentioned in the text?

<p>It refers to a type of pupillary abnormality (D)</p> Signup and view all the answers

Which of the following is NOT a congenital symptom of syphilis mentioned in the text?

<p>Cleft palate (B)</p> Signup and view all the answers

What is the recommended treatment for syphilis mentioned in the text?

<p>Penicillin G (C)</p> Signup and view all the answers

What is the 'sign directing students' referring to in the text?

<p>It refers to the Jarisch-Herxheimer reaction (D)</p> Signup and view all the answers

What type of organism is Treponema Pallidum, the causative agent of syphilis?

<p>Spirochete (B)</p> Signup and view all the answers

Which of the following is a characteristic of the primary stage of syphilis infection?

<p>Painless genital chancre (A)</p> Signup and view all the answers

What is the main purpose of the FTA Antibody Test (FTA-ABS) in the diagnosis of syphilis?

<p>To confirm a positive screening test for syphilis (A)</p> Signup and view all the answers

Which screening test for syphilis is known to have a high incidence of false positives due to cross-reactivity with other antigens?

<p>VDRL (B)</p> Signup and view all the answers

What is the primary mode of transmission for Treponema Pallidum, the causative agent of syphilis?

<p>Sexually transmitted (B)</p> Signup and view all the answers

What is the primary method used to directly visualize the Treponema Pallidum organism?

<p>Dark field microscopy (B)</p> Signup and view all the answers

What is the mechanism by which syphilis causes an aortic pathologic aneurysm?

<p>Destruction of the vasa vasorum, leading to ischemia and weakening of the aortic wall (D)</p> Signup and view all the answers

What is the likely cause of the 'constellations' mentioned in the text?

<p>Skin hyperpigmentation associated with congenital syphilis (A)</p> Signup and view all the answers

Which of the following is NOT a congenital symptom of syphilis mentioned in the text?

<p>Microcephaly (D)</p> Signup and view all the answers

What is the likely cause of the 'tree barking' mentioned in the text?

<p>Gummatous lesions associated with tertiary syphilis (B)</p> Signup and view all the answers

What is the likely cause of the 'Argyle Robertson pupil' mentioned in the text?

<p>Damage to the oculomotor nerve caused by tertiary syphilis (B)</p> Signup and view all the answers

What is the likely cause of the 'Jarisch-Herxheimer reaction' mentioned in the text?

<p>Release of endotoxins from dying Treponema pallidum (D)</p> Signup and view all the answers

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Study Notes

Syphilis Diagnosis & Treatment

  • Dark-field microscopy is the primary method for directly visualizing Treponema Pallidum.
  • Chancre is a painless ulcer, a characteristic of the primary stage of syphilis.
  • VDRL (Venereal Disease Research Laboratory) test has a high incidence of false positives due to cross-reactivity.
  • FTA Antibody Test (FTA-ABS) confirms the presence of specific antibodies against Treponema Pallidum, aiding in syphilis diagnosis.
  • Skin rash is a characteristic of the secondary stage of syphilis.
  • Sexual contact is the primary mode of transmission for Treponema Pallidum.
  • Aortic aneurysm is caused by inflammation and weakening of the aorta due to syphilis infection.

Syphilis Pathology & Symptoms

  • Columns in the back that are cracked and damaged likely refer to tabes dorsalis, a neurological complication of late syphilis. It's a result of damage to the spinal cord.
  • Greeter wearing argyle sweater with kid shining light into the eyes likely refers to the Argyll Robertson pupil, a neurological symptom of neurosyphilis, where the pupils react to accommodation but not to light.
  • Congenital deafness is NOT a congenital symptom of syphilis, while saddle nose deformity is a common symptom.
  • Penicillin is the recommended treatment for syphilis.
  • Sign directing students likely refers to a classic symptom of Hutchinson's teeth, a congenital defect caused by syphilis.

Syphilis Overview & Transmission

  • Treponema Pallidum is a spirochete, a type of bacteria.
  • Chancre is a painless ulcer, a characteristic of the primary stage of syphilis infection.
  • FTA Antibody Test (FTA-ABS) confirms the presence of specific antibodies against Treponema Pallidum, aiding in syphilis diagnosis.
  • VDRL (Venereal Disease Research Laboratory) test has a high incidence of false positives due to cross-reactivity.
  • Sexual contact is the primary mode of transmission for Treponema Pallidum.
  • Dark-field microscopy is the primary method for directly visualizing Treponema Pallidum.
  • Syphilis causes an aortic aneurysm by inflammatory damage and weakening of the aorta due to the bacteria.

Syphilis Symptoms & Complications

  • Constellations likely refer to a neurological symptom of neurosyphilis, where a patient can feel pain, tingling, or numbness in their skin, potentially appearing in constellations.
  • Congenital deafness is NOT a congenital symptom of syphilis, while saddle nose deformity is a common symptom.
  • Tree barking likely refers to the syphilitic gumma, late-stage lesions often appearing on the skin and bones.
  • Argyll Robertson pupil is likely caused by syphilis infection, where pupils don't react to light but do react to accommodation.
  • Jarisch-Herxheimer reaction is a common complication of penicillin treatment for syphilis, causing a sudden, temporary worsening of the initial symptoms.

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