Etiology of Lymphopenia in Covid19 Infection

Study of the Etiology of Lymphopenia in Covid19 Viral Infection

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT04404608

Enrollment

172

Registered

2020-05-27

Start date

2020-06-01

Completion date

2021-12-01

Last updated

2022-07-20

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Lymphopenia

Brief summary

Study of the cause of lymphopenia in Covid19 viral infection will be done in 3 cohorts. First cohort will be patients asymptomatic or with mild symptoms. Second cohort will be patients with severe illness and admitted to ICU. Third cohort will be patients critically ill and on artificial ventilation.

Detailed description

Each cohort will include 30 patients. Complete blood count in all patients will be done daily in all patients. Bone marrow aspiration cytology will be done in some selected patients especially those with lymphopenia less than 1000 per cubic mm. Correlation of the degree of lymphopenia with the status of the patients will be done. Also correlation will be done about the relation of recovery of lymphopenia and status of the patients.

Interventions

DIAGNOSTIC_TESTComplete blood picture, bone marrow aspiration cytology

none except the regular routine investigations in such cases

Study design

Observational model

COHORT

Time perspective

PROSPECTIVE

Eligibility

Sex/Gender

ALL

Inclusion criteria

* Any patient admitted with the diagnosis of Covid19 viral infection

Exclusion criteria

* Any patient who died within one day of admission

Design outcomes

Primary

Measure	Time frame	Description
Death or recovery	Up to 24 weeks	Follow up

Countries

Egypt

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026