Table 1.

Clinical causes of death and documented comorbidities as reported in the death certificates of six young decedents with COVID-19.

Case	Age	Gender	Symptoms to death	Immediate COD	Condition leading to COD	Underlying cause	Comorbidities/conditions
1	26 years	Male	181 days	Mesenteric ischemia	SARS-CoV-2 pneumonia	–	Coinfection with CMV/HHV-1 SSC History of pulmonary thromboembolism OSA Gastritis Nicotine abuse
2	28 years	Female	16 days	Acute liver failure	Celiac trunk ischemia	COVID-19 with ARDS	Coinfection with CandidaR ight heart insufficiency Asthma Obesity (WHO grade III)
3	30 years	Female	18 days	Septic MOF	Sepsis	Intestinal GvHD	COVID-19 Coinfection with CMV Toxoplasmosis Dermal GvHD t-MDS (allo-HSCT, ruxolitinib) Ewing sarcoma (chemotherapy) Graves’ disease
4	33 years	Male	30 days	Hemorrhagic shock	Airway bleeding	COVID-19	Acute pulmonary thromboembolism
5	45 years	Female	19 days	Septic MOF	SARS-CoV-2 pneumonia	Viral pneumonia	Staph. aureus coinfection Mesenterial infarction Arterial hypertension Asthma COPD
6	46 years	Male	18 days	Cardiogenic shock	SARS-CoV-2 pneumonia	Dilated cardiomyopathy	Chronic left ventricular heart thrombus Anxiety disorder Benzodiazepine abuse

Abbreviations: cause of death (COD), multiple organ failure (MOF), severe acute respiratory syndrome coronavirus type 2 (SARS CoV-2), coronavirus disease 2019 (COVID-19), cytomegalovirus (CMV), human herpes virus 1 (HHV-1), secondary sclerosing cholangitis (SCC), obstructive sleep apnea (OSA), World Health Organization (WHO), graft-versus-host disease (GvHD), therapy-induced myelodysplastic syndrome (t-MDS), allogeneic hematopoietic stem cell transplantation (allo-HSCT), Staphylococcus (Staph.), chronic obstructive pulmonary disease (COPD).