Toxoplasma gondii infection in humans causes:
- A. Oral ulcers
- B. Cervical lymphadenopathy
- C. Microcephaly
- D. Chorioretinitis
Correct Answer: D
Rationale: Chorioretinitis is a hallmark of congenital toxoplasmosis, leading to vision impairment.
You may also like to solve these questions
Prader Willi syndrome:
- A. Is caused by a maternal deletion of a part of chromosome 15
- B. Presents with macrosomia in infancy
- C. Developmental delay is common
- D. Behavioural problems are common
Correct Answer: C
Rationale: Developmental delay is a common feature of Prader Willi syndrome, along with other symptoms such as hypotonia and feeding difficulties in infancy.
Chest pain in pediatric patients often generates a significant amount of parental concern. Of the following, the MOST common cause is
- A. myocarditis
- B. pericarditis
- C. pneumonia
- D. pleurisy
Correct Answer: C
Rationale: Chest pain in children is most commonly caused by non-cardiac conditions such as pneumonia or pleurisy.
During play, a toddler with a history of tetralogy of Fallot (TOF) might assume which position?
- A. Sitting
- B. Supine
- C. Squatting
- D. Standing
Correct Answer: C
Rationale: Squatting naturally increases SVR by occluding venous return from the lower extremities, thereby increasing pulmonary blood flow.
Pulmonary hypertension is a complication of:
- A. ASD
- B. Eisenmenger syndrome
- C. Tricuspid atresia
- D. Tricuspid regurgitation
Correct Answer: B
Rationale: Eisenmenger syndrome is a well-known cause of pulmonary hypertension. The other options (a-d) can also lead to pulmonary hypertension but are less specific.
Concerning SLE:
- A. Antibodies against double standard RNA are a typical finding
- B. Haematoxylin bodies occur in areas of inflammation
- C. Usually progresses to renal failure within two years
- D. Alopecia is a recognised finding
Correct Answer: D
Rationale: Alopecia is a recognized clinical feature of systemic lupus erythematosus (SLE), often associated with disease activity.