14 February 2022
: Case report 
Recurrent COVID-19 Polymerase Chain Reaction (PCR) Positivity in 2 Patients During the Current Health Care System Crisis
Challenging differential diagnosis, Diagnostic / therapeutic accidents, Educational Purpose (only if useful for a systematic review or synthesis)
Anna Radlińska1ADEFG*, Ewelina Drytkiewicz2BCD, Mateusz Patyk3DE, Anna Zaleska1AC, Anna Dor-Wojnarowska1CDFDOI: 10.12659/AJCR.935414
Am J Case Rep 2022; 23:e935414
Table 2. The woman’s clinical symptoms in relation to RT-PCR results and anti-SARS-CoV-2 antibodies.
| 3 Apr | 4 Apr | 5 Apr | 6 Apr | … | 10 Apr | 11 Apr | 12 Apr | … | 18 Apr | … | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fever | 38.4 | 37.5 | 38.6 | 38.4 | |||||||||
| Night sweats and chills | • | • | • | ||||||||||
| Confusion | |||||||||||||
| Dry cough | • | • | • | • | • | ||||||||
| Anosmia | • | • | • | • | • | • | • | • | • | ||||
| Ageusia | • | • | • | • | • | • | • | • | • | ||||
| Exertional dyspnea in mMRC scale | 1 | 1 | 1 | 1 | 1 | 2 | 4 | 4 | 4 | 4 | 4 | ||
| Shortness of breath at rest | • | • | • | • | • | ||||||||
| Fatigue | • | • | • | • | • | • | • | • | • | • | • | ||
| Body aches | • | • | |||||||||||
| RT-PCR test result | Pos. | ||||||||||||
| Serum antibody (titer) | |||||||||||||
| 22 Apr | … | 27 Apr | 28 Apr | … | 3 Jul | … | 22 Jul | … | 30 Jul | … | 20 Aug | ||
| Fever | |||||||||||||
| Night sweats and chills | |||||||||||||
| Confusion | • | • | • | • | |||||||||
| Dry cough | • | • | • | • | • | • | • | • | • | • | • | • | |
| Anosmia | • | ||||||||||||
| Ageusia | • | ||||||||||||
| Exertional dyspnea in mMRC scale | 4 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Shortness of breath at rest | • | ||||||||||||
| Fatigue | • | • | • | • | • | • | • | • | • | • | • | • | |
| Body aches | |||||||||||||
| RT-PCR test result | Neg. | Neg. | Inc. | Neg. | |||||||||
| Serum antibody (titer) | 1000 | 1500 |