PMC9445155_01
Location of LI20.
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F1
After the ninth session (November 16, 2021, which was performed 1 month later (approximately 6 months after the diagnosis of COVID-19), we added the LI20 of the right and left sides for olfactory dysfunction, which is located on the face, in the nasolabial sulcus, at the same level as the midpoint of the outer margin of the nasal wings (Figure 1).
Timeline of acupuncture treatment and subjective symptoms of olfactory dysfunction and general malaise in case 1. a. Difficult to smell. b. Cannot smell chlorine bleach (for cleaning) and does not feel well. c. Recognizes slight smell of sewage and the smell of coffee. d. Can smell own stool and ginger tea. e. Can smell sewage and herbs after treatment. NRS, numeric rating scale; COVID-19, coronavirus disease.
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F2
The timeline of the acupuncture treatment and NRS for olfactory dysfunction and general malaise are shown in Figure 2.
PMC9445155_02
Timeline of acupuncture treatment and subjective symptoms of olfactory dysfunction and general malaise in case 2. a. Cannot recognize the smell of coffee. b. Recognizes the smell of alcohol, mayonnaise, and soy sauce in the room. c. Cannot recognize the smell of coffee. d. Can smell toothpaste. e. The smell of coffee is noticeable. NRS, numeric rating scale; COVID-19, coronavirus disease.
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F3
The subjective symptoms of olfactory dysfunction and general malaise are shown in Figure 3.