A 6-year-old boy with hereditary spherocytosis developed transient aplastic crisis following a recent viral infection. The most probable incriminated viral infection is:

Correct Answer: D

Rationale: Parvovirus B19 infects erythroid progenitor cells, temporarily halting erythropoiesis. In hereditary spherocytosis, this leads to severe anemia, as the lifespan of spherocytes is already reduced.

Correct Answer: A

Rationale: Gender stereotypes persist as a significant barrier to achieving gender equality, influencing perceptions and limiting opportunities for women.

Correct Answer: D

Rationale: Pediatrician concern alone may not be sufficient to raise suspicion without corroborating evidence from parents, caregivers, or other involved parties.

Correct Answer: D

Rationale: TNF inhibitors reduce inflammation, suppress the immune response, and improve joint mobility in rheumatoid arthritis.

Correct Answer: A

Rationale: Congenital hepatic fibrosis is most commonly linked to autosomal recessive polycystic kidney disease (ARPKD).