MRCP UK EXAMINATIONS

ABDOMINAL

GENERALISED LYMPHADENOPATHY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A histological investigation of a myocardium revealed fatty dystrophy and plural necroses of cardiomyocytes, few focal cellular interstitial infiltrates. A medical record showed that a child had diphtheria, resulted in the heart failure. What kind of myocarditis is the most likely?
A
Alterative myocarditis
B
Diffusive exudative myocarditis
C
Focal exudative myocarditis
D
Intersticial myocarditis
Explanation: 

Detailed explanation-1: -There are no pathognomonic clinical features. Patients may present with fever, malaise, fatigue, chest pain, palpitations, dyspnea, orthopnea, presyncope, or syncope.

Detailed explanation-2: -Potential causes of myocarditis include: Viruses. Many viruses have been linked to myocarditis, including those that cause the common cold (adenovirus); COVID-19; hepatitis B and C; parvovirus, which causes a mild rash, usually in children (fifth disease); and herpes simplex virus.

Detailed explanation-3: -Pathophysiology of Myocarditis Myocarditis is inflammation of myocardium with necrosis of cardiac myocyte cells. Biopsy-proven myocarditis typically demonstrates inflammatory infiltrate of the myocardium with lymphocytes, neutrophils, eosinophils, giant cells, granulomas, or a mixture.

There is 1 question to complete.