Q- Which one of the following is the most common cause of viral myocarditis in the USA?
A- Human immunodeficiency virus (HIV)
B- Parvovirus B19
C- Rotavirus
D- Trypanosoma cruzi
B- Parvovirus B19- It is a small DNA virus known for causing erythema infectiosum (fifth disease) in children, which typically presents with a “slapped cheek” rash. It is also associated with more serious complications, including myocarditis. It is the leading cause of viral myocarditis in the USA.
Q- A 44-year-old man was worried that his penis changes in shape when it’s erect.
Which of the following is the most likely diagnosis?
A- Acute prostatitis
B- Balanitis
C- Erectile dysfunction
D- Peyronie disease
D- Peyronie disease- It is the most likely diagnosis. It occurs due to the formation of fibrous plaques causing curvature and deformation.
Q- Which of the following conditions is characterized by the formation of golden-brown rings around the peripheral cornea?
A- Cataract
B- Glaucoma
C- Keratoconus
D- Wilson’s disease
D- Wilson’s disease- It is a genetic disorder that causes copper to accumulate in the body. This can lead to the formation of golden-brown rings around the cornea, known as Kayser-Fleischer rings.
