Low-grade fever during COVID-19 convalescence: A report of 3 cases

Table 1 Information of the 3 patients at different time points

Patient A			Patient B			Patient C
Onset, 02-07	Normothermia, 02-18	Low-grade fever, 02-23	Onset, 02-05	Normothermia, 02-14	Low-grade fever, 02-23	Onset, 02-03	Normothermia, 02-14	Low-grade fever, 02-24
Age in yr
62			66			55
Female			Female			Male
Fever
Yes	No	Yes	Yes	No	Yes	Yes	No	Yes
Cough
++	+	No	++	+	No	++	+	No
Expectoration
No	No	No	++	+	No	+	+	No
Anorexia
++	+	No	No	No	No	+	No	No
Fatigue
+	+	No	No	No	No	++	+	No
Pharyngalgia
No	No	No	Yes	No	No	Yes	No	No
Dyspnea
No	No	No	No	No	No	No	No	No
Diarrhea
No	No	No	++	+	No	No	No	No
Constipation
No	No	No	No	No	No	+	No	No
Insomnia
+	+	No	No	No	No	+	No	No
WBC: 4-10 × 109/L
3.5	4.8	3.8	2.9	4.0	3.5	3.3	5.8	3.2
RBC: 3.5-5.5 × 1012/L
3.2	3.1	2.5	3.6	3.4	3.1	4.6	3.2	3.8
Hb: 110-160 g/L
97.0	89.0	73.0	112.0	105.0	96.0	145.0	99.0	115.0
NEUT: 2-7 × 109/L
1.7	2.2	1.8	1.7	2.7	1.8	2.2	3.8	1.1
LYM: 0.8-4 × 109/L
1.6	1.7	1.6	0.8	1.0	1.2	0.9	1.4	1.6
PCT: 0.5-1.5 ng/mL
NA	0.07	0.05	NA	0.11	0.05	NA	0.05	0.05
CRP: ≤ 10 mg/L
3.4	0.9	0.8	7.2	1.6	0.8	68.7	0.8	0.8
SAA: ≤ 10 mg/L
NA	10.3	9.0	NA	11.3	9.0	NA	8.2	9.1
SARS-CoV-2 test
P	P	N	P	P	P	P	P	N

++: Severe; +: Mild or moderate. CRP: C-reactive protein; Hb: Hemoglobin; NA: Not available; N: Negative; NEUT: Neutrophils; P: Positive; PCT: Procalcitonin; PLT: Platelet; SAA: Serum amyloid A; RBC: Red blood cell; WBC: White blood cell.