Which of the following correctly denote(s) the clinical manifestations of diphtheria? 1. Dermatosis characterized by punched-out ulcerative lesions with necrotic sloughing 2. Dysphonia, dysphagia and headache 3. Myocarditis, cardiac arrhythmias and congestive heart failure 4. Massive tonsillar, submandibular and paratracheal oedema presenting as 'bull-neck' appearance. Select the correct answer using the code given below: (a) 1 only (b) 1 and 3 only (c) 2 and 3 only (d) 1, 2, 3 and 4
1, 2, 3 and 4
Diphtheria (Corynebacterium diphtheriae) manifests with cutaneous punched-out ulcers with necrotic sloughing, pharyngeal involvement causing dysphonia/dysphagia/headache, toxin-mediated myocarditis with arrhythmias and heart failure, and severe neck oedema producing the classic 'bull-neck' appearance. All four statements are recognized manifestations.
Important Questions from Bacterial Infections
Which of the following are major criteria under the Jones Criteria for Acute Rheumatic Fever?
1. Chorea
2. Erythema Marginatum
3. Subcutaneous Nodules
4. Polyarthralgia
Select the correct answer using the code given below:
- Whipple's disease is characterized by the infiltration of small intestinal mucosa by 'foamy' macrophages. Which one of the following histological stains is characteristically used to stain them?
- A young male presented with recent onset urethral discharge and dysuria. On examination, the discharge was profuse and purulent. Microscopy of smears from the discharge revealed Gram-negative diplococci. What is the likely diagnosis?
- Cat-scratch disease is caused by infection of which of the following organisms?
Which of the following drugs is/are useful in the treatment of Listeria monocytogenes infection?
1. Ceftriaxone
2. Gentamicin
3. Ampicillin
4. Sulfamethoxazole
Select the correct answer using the code given below.
