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Dermatology

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Question
7 out of 42
 

A male pt with urethral discharge on microscopy – only pus cells, no organism, leukocyte esterase (+) ve No- Glucose, no protein in urine. 50 wbc/ HPF is seen. What is the likely diagnosis? (AIIMS May 2013)



A Chalamydia trachomatis
B Gonococcus

C H.ducreyi
D H.P.V

Ans. A
Chalamydia trachomatis

Chlamydia is the most common cause of N.G.U. however it is not stained by ordinary gram staining and can be demonstrated by special stains only. It cannot be cultured on ordinary culture and medium but can only be cultivated in cell lines (Mc coy cell lines) or embryonated egg.

Chl. Trachmatis

1. HP Bodies -inclusion bodies - vacuolar

2. Susceptible to Sulfonamides

3. Plasmid Present

4. 15 Serotypes

5. MC, C/o, NGU

6. A,B,Ba,C - Trachoma

7. D - K - Inclusion Conjunctivitis, Genital Infection & Infant Pneumonia

8. L1 L2 L3 -LGV

9. Diagnosis

a. Culture - MC coy cells & he la Cells b. Direct cytological examination

c. PCR & LCR (best Choice) d. Serology

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