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Covid-19 myths & facts: Are Handshake & handkiss equally dangerous?

A person having had face-to-face contact with a COVID-19 case within 2 metres and > 15 minutes will be at risk of getting infected.

Dr KK Aggarawal -

— By Dr KK Aggarwal

Source

From INTERNATIONAL PULMONOLOGIST’S CONSENSUS ON COVID-19: Dr. Tinku Joseph (India), Dr. Mohammed Ashkan Moslehi (Iran)

277. Non shedders cannot happen

Non shedder: Both asymptomatic and symptomatic but do not shed viruses

Shedder (normal spreader and silent spreaders): Both asymptomatic and symptomatic and shed virus

Super spreader (Both asymptomatic and symptomatic and shed high volume and high distance of viruses in micro droplets)

coronavirus - thermal screening

278. WBC account provide accurate information

No. White blood cell count can vary. It does not provide accurate information about COVID-19. [40]

Clinical Characteristics of Coronavirus Disease 2019 in China. W. Guan, Z. Ni. Yu Hu, W. Liang, C. Ou, J. He, L. Liu

279. Lymphopenia is seen in 100% cases

Leukopenia, leucocytosis, and lymphopenia have been reported.

Lymphopenia is more common, seen in more than 80% of patients

Clinical Characteristics of Coronavirus Disease 2019 in China. W. Guan, Z. Ni. Yu Hu, W. Liang, C. Ou, J. He, L. Liu

280. Thrombocytopenia is seen in all cases

Mild thrombocytopenia is commonly seen. However, thrombocytopenia is considered as a poor prognostic sign.

Clinical Characteristics of Coronavirus Disease 2019 in China. W. Guan, Z. Ni, Yu Hu, W. Liang, C. Ou, J. He, L. Liu, H. Shan, C. Lei, D.S.C. Hui, B. Du, L. Li, G. Zeng, K.-Y. Yuen, R. Chen 42. Wei M, Yuan J,

Combating Covid-19: India to show the way? BCG vaccine may be ‘antidote’ to Coronavirus, says US study

281. Serum Procalcitonin has no value

No, Serum procalcitonin is often normal at the time of admission; however, it increases in patients who require ICU care.

282. D dimer is not linked to low lymphocytes counts

In one study high D-Dimer and lymphopenia are associated with poor prognosis.

Clinical Characteristics of Coronavirus Disease 2019 in China. W. Guan, Z. Ni, 284. Yu Hu, W. Liang, C. Ou, J. He, L. Liu, H. Shan, C. Lei, D.S.C. Hui, B. Du, L. Li, G. Zeng, K.-Y. Yuen, R. Chen 42. Wei M, Yuan J,

283. C – reactive protein is non-significant rise

COVID-19 increases CRP. This seems to track with disease severity and prognosis. In patients suffering from with severe respiratory failure with a normal CRP level an alternative diagnosis should always be sought.

284. All viral infections raise CRP levels

No, C-reactive protein (CRP) levels are not generally associated with viral infections. Generally, acute bacterial infections tend to elevate CRP to levels of 150 to 350 mg/L, whereas acute viral infections are usually associated with lower levels. But uncomplicated infections caused by COVID 19, adenovirus, influenza, and cytomegalovirus can be associated with CRP levels of up to 100 mg/L. [ Non covid: Jaye DL, Waites KB. Clinical applications of C-reactive protein in paediatrics. Pediatr Infect Dis J. 1997;16(8):735–746; quiz 746–747]

Chemist shops run out of sanitizers and face masks in parts of Delhi-NCR

285. Handshake and hand kiss are equally dangerous

Hand kiss is more dangerous than handshake.

286. There is no link with duration of exposure

Dangers: A person having had face-to-face contact with a COVID-19 case within 2 metres and > 15 minutes

A person who was in a closed environment (e.g. classroom, meeting room, hospital waiting room, etc.) with a COVID-19 case for 15 minutes or more and at a distance of less than 2 metres.

((The writer is President, CMAAO, HCFI and Past national President IMA))