PMC9975493_01
Timeline (dates and days of illnesses) with patient's clinical symptoms and signs in relation to health care services sought, investigations, treatment, and outcomes since the period of possible COVID-19 exposure, to the day of symptoms onset (12 December 2021), the discharged date (25 December 2021), and three follow-up dates (30 Dec 21, 24 Jan, and 24 June 22). (A Echo = Abdominal echography, Blo T = blood test, CA = Clinical assessment, C Echo = Cardiac echography, CH = Central hospital, CBC = complete blood counts, CXR = Chest x-ray, D = discharged, ECG = electrocardiogram, ED = Emergency department, ESR = Erythrocyte sedimentation rate, GPW = General Pediatric Ward, GenX = GeneXpert COVID-19, OPD = Outpatient department, PC = private clinic, PICU = Pediatric Intensive Care, PIDW = Pediatric infectious disease ward,  /  = Increasing/decreasing,   = Transfer/admit).
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F1
On day 7, he returned to PC1, with no change in diagnosis nor treatment (timeline in Figure 1). Cultures (blood, throat swab, urine, and stool) were sent (see Figure 1) and returned negative. The COVID-19 IgG was tested later as an outpatient in follow up and was found to be positive (Figure 1). The lymphopenia and mild impaired cardiac function resolved (Figure 1). During these visits, he had repeated echocardiograms which were normal (Figure 1).
(A) Non-exudative conjunctival infection, (B) red lips, (C) strawberry tongue (onset day 9: 21/12/21), (D) itchy pink branching maculopapular rashes on palms, feet & left knee.
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F2
He had non-exudative conjunctival injection, red full lips, a white coating on his tongue, and itchy pink blanching maculopapular rashes at his palms, soles, and left knee (Figure 2).
Cardiovascular and respiratory situations in relation to pharmacological therapy.
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F3
His heart and respiratory rates normalized, and oxygen therapy was no longer required (Figure 3).