In a person with no TB risk factors, a PPD is considered positive at:
Anonymous Quiz
27%
5 mm
30%
10 mm
32%
15 mm
11%
20 mm
❤1
Prior BCG vaccination should:
Anonymous Quiz
18%
Invalidate all future TB testing
28%
Be ignored when interpreting PPD
28%
Automatically diagnose latent TB
26%
Prevent use of IFN-γ testing
❤1
Preferred TB screening in patients older than 5 years:
Anonymous Quiz
13%
Only chest X-ray
58%
Interferon-gamma release assay (IGRA/IFN-γ)
5%
Bronchoscopy
25%
Acid-fast stain only
❤1
Preferred TB screening test in children younger than 5 years:
Anonymous Quiz
20%
Interferon-gamma release assay
58%
Tuberculin skin test (TST/PPD)
17%
Sputum culture
4%
Chest CT
❤1
A PPD result of 11 mm is considered positive in:
Anonymous Quiz
18%
Low-risk healthy adult only
37%
Healthcare workers
20%
Everyone regardless of risk
26%
Only HIV-positive patients
❤3👏1
A PPD induration of 6 mm is considered positive in which patient?
Anonymous Quiz
10%
Healthy child with no risk factors
10%
Healthcare worker
75%
Recent close contact of active TB case
5%
Person with no exposures
❤1
Forwarded from Black Lion | School of Medicine 💉💊
CN III, IV, V1, V2, VI pass through:
Anonymous Quiz
48%
Superior orbital fissure
18%
Foramen magnum
22%
Cavernous sinus
11%
Jugular foramen
❤3
The most common primary liver tumor in children is:
Anonymous Quiz
15%
Hepatocellular carcinoma
56%
Hepatoblastoma
23%
Hemangioma
6%
Cholangiocarcinoma
❤2🤯1
A child presenting with leukocoria should be urgently evaluated for:
Anonymous Quiz
2%
Strabismus
84%
Retinoblastoma
7%
Conjunctivitis
7%
Glaucoma
❤2🔥1
The best next step in a child with leukocoria is:
Anonymous Quiz
10%
Reassurance and follow-up in 6 months
71%
Prompt funduscopic examination
5%
Topical antibiotics
13%
Visual acuity testing
👍2❤1🔥1
Why is ceftriaxone contraindicated in premature neonates or neonates with hyperbilirubinemia?
Anonymous Quiz
6%
Causes hemolysis
57%
Displaces bilirubin from albumin
16%
Causes cholestasis
21%
Inhibits bilirubin conjugation
❤2👍1
The major feared complication of ceftriaxone in neonates is:
Anonymous Quiz
11%
Hearing loss
80%
Kernicterus
4%
Hydrocephalus
5%
Sepsis
❤4🤔1
A child with acute otitis media and a history of immediate penicillin anaphylaxis should receive:
Anonymous Quiz
19%
Amoxicillin
9%
Ampicillin
66%
Macrolide
6%
Penicillin V
❤2🔥1
Iron supplementation is especially important after:
Anonymous Quiz
16%
2 weeks of age
70%
6 months of age
10%
2 years of age
4%
5 years of age
❤3👍1🔥1
Forwarded from Black Lion | School of Medicine 💉💊
Babinski sign suggests:
Anonymous Quiz
13%
LMN lesion
70%
UMN lesion
8%
Cerebellar lesion
9%
Peripheral neuropathy
🔥4❤1
What is the treatment for testicular torsion?
Anonymous Quiz
6%
Antibiotics
87%
Bilateral orchiopexy
4%
Observation
3%
Needle aspiration
❤3🔥1
Potter sequence results from:
Anonymous Quiz
19%
Polyhydramnios
57%
Oligohydramnios
7%
Macrosomia
18%
Hydrops fetalis
👍2
The primary defect in hereditary spherocytosis involves:
Anonymous Quiz
16%
Hemoglobin synthesis
72%
RBC membrane proteins
6%
Iron metabolism
6%
Coagulation factors
❤3
A newborn with hirsutism, nail hypoplasia, and cleft palate most likely has:
Anonymous Quiz
26%
Fetal alcohol syndrome
46%
Fetal hydantoin syndrome
17%
Congenital rubella syndrome
10%
Turner syndrome
❤2
Forwarded from Black Lion | School of Medicine 💉💊
Which tract carries pain and temperature?
Anonymous Quiz
11%
Dorsal column
64%
Spinothalamic tract
21%
Corticospinal tract
4%
Corticobulbar tract