✅INFECTIOUS DISEASE

Question 1

At what CD4 are HIV pts at risk for Candida Esophagitis?

________________

tx?-2

Answer 1

CD4<100

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1. Fluconazole PO
2. Esophagoscopy with bx/cx if refractory to rx

Question 2

Describe the oral involvement for Hand Foot Mouth disease (Coxsackie A)

Answer 2

grayish vesicles on the tonsillar pillars and posterior oropharynx that –> fibrin-coated ulcerations

doesn’t have to have hand or foot involvement

Question 4

From a lab perspective, how do you differentiate CMV from EBV?

Answer 4

CMV will have a negative heterophile Ab monospot test

Question 5

Dx for EBV infectious mono - 2

Answer 5

1. Monospot Heterophile Ab test (only accurate after 1st week of sx)
2. Anti-EBV ab test

No sports for ≥3weeks because of splenomegaly!

Question 6

Identify

Answer 6

Erysipelas from GASP

Erythematous, warm, tender, rash with raised demarcated borders +/- external ear involvement

Question 7

[T or F]

after positive [Strep Rapid Antigen Detection Test], confirmation with Culture is needed before abx?

Answer 7

FALSE

________________

+ Strep RADT ➜ Abx

Question 8

Pt presents with 2 month productive cough

dx?

Answer 8

Reactivation TB

(cavitary UPPER lung lesion)

This is different from Aspiration PNA since Aspiration PNA occurs in LOWER lobes

Question 9

Tx for

Active TB?

Latent TB?

Answer 9

1. RIPE x 6 months for ACTIVE TB
2. IP x 9 months for latent TB

latent TB = positive PPD with normal CXR

Question 10

“patient presenting with TB rule out has abnormal CXR lesion”

What 2 test are CONFIRMATRORY for TB?

Answer 10

• “confirm TB’s sputum …with the MAN”*
  1. MYCOBACTERIAL CX (GOLD STANDARD)
  3. Nucleic Acid Amplification Test

Question 11

“patient presenting with TB rule out has abnormal CXR lesion”

What are the next diagnostic steps? -3

Answer 11

“confirm TB’s sputum …with the MAN”

3 SPUTUM SAMPLES

sent for

1. MYCOBACTERIAL CX (GOLD STANDARD)
2. Acid Fast Bacillus Smear
3. Nucleic Acid Amplification Test