Coronavirus is a global pandemic with a high mortality rate; it is started in china in 2019 and rapidly spread worldwide, reaching its epidemic peak in March 2020 Coronavirus is a family of viruses that usually affect animals. They also can affect the respiratory system of humans, causing different manifestations such as difficulty in breathing, coughing, fever, invasive lung lesions, and viral pneumonia

Coronavirus is a global pandemic with a high mortality rate; it is started in china in 2019 and rapidly spread worldwide, reaching its epidemic peak in March 2020 Coronavirus is a family of viruses that usually affect animals. They also can affect the respiratory system of humans, causing different manifestations such as difficulty in breathing, coughing, fever, invasive lung lesions, and viral pneumonia Smell and taste dysfunction is more frequent in the initial stages of covid-19 infection that occur within the first five days and may be used as pivotal symptoms in the early diagnosis of the disease

Inclusion Criteria:

• all signs and symptoms were recorded included fever >38 °C, fatigue, myalgia, arthralgia, sore throat, headache, and its localization (diffuse, frontal, other localization), rhinorrhea, nasal obstruction, epistaxis, tinnitus, and hearing loss, sneezing, cough, sputum production, hemoptysis, dyspnea, respiratory rate >22, crackling sounds during auscultation, nausea, vomiting, diarrhea, and abdominal pain.

Exclusion Criteria:

• patients with absolute contraindications for systemic corticosteroids administration, pregnant women, smokers, and patients with any systemic disease or taking any medications that cause loss of taste or smell were excluded from this study.