Related Experiment Video
Updated: Jul 31, 2025

Lung CT Segmentation to Identify Consolidations and Ground Glass Areas for Quantitative Assesment of SARS-CoV Pneumonia
Published on: December 19, 2020
COVID-19: Post-recovery Manifestations
Safia Shaikh1, Zunaira Siddiqi2, Crystal Ukachukwu3
1Clinical Research, Southwest Family Medicine Associates, Dallas, USA.
Long COVID, or post-COVID-19 syndrome, frequently causes chronic fatigue and other symptoms after SARS-CoV-2 infection. Research indicates over 85% of patients experience lingering issues, including fatigue and decreased stamina.
Area of Science:
- Infectious Diseases
- Neurology
- Immunology
Background:
- Post-COVID-19 syndrome, or long COVID, is characterized by persistent symptoms after SARS-CoV-2 infection.
- Chronic fatigue is a significant and common feature of this post-viral condition.
Purpose of the Study:
- To investigate the prevalence and types of symptoms experienced by individuals with long COVID.
- To analyze demographic, historical, and infection-related data from a global cohort of COVID-19 survivors.
Main Methods:
- A web-based survey was distributed globally to patients diagnosed with COVID-19.
- 190 responses were collected, detailing demographics, infection history, and post-recovery symptoms.
Main Results:
- Approximately 85.3% of respondents reported experiencing symptoms after acute infection.
- Key symptoms included fatigue/lethargy (59%), decreased stamina (48.9%), shortness of breath (32.6%), persistent cough (16.8%), and anxiety (23.7%).
Conclusions:
- The constellation of reported symptoms in long COVID patients bears resemblance to myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS).
- Further biochemical research is necessary to establish a definitive causal link between long COVID symptoms and ME/CFS.
Related Concept Videos
Pneumonia II: Pathophysiology
Stages of Infection
Endocarditis II: Clinical Features of Infective Endocarditis
Post-traumatic Stress Disorder
Symptoms and Behavioral Manifestations
A spectrum of distressing symptoms characterizes PTSD. Recurrent flashbacks, where individuals involuntarily relive traumatic events,...
Classification of Illness
An illness is a response to a disease in which the person's level of functioning is changed compared with a previous level. The general classification of illness includes acute and chronic.
Acute illness is severe...
Myocarditis II: Clinical Features and Diagnostic Tests

