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Table 1 Timeline of case

From: A case of novel, rapidly-growing Mycolicibacter kumamotonensis infection in a patient with severe pulmonary disease treated in New York City

 

Location

Event

Laboratory findings

Month, Year

 2016

Unknown

Diagnosed at OSH with emphysema, pulmonary fibrosis

 

 2017

China

Diagnosed with TB in China, treatment on return managed by NYS DOH

 

 2018

NYP Queens

Started on Nintedanib for pulmonary fibrosis, cavitary lesion first demonstrated on Chest CT

 

 May, 2021

NYP CUMC

Initiated lung transplant evaluation

 

Hospital Day

 − 22

NYP Queens

Initial complaint of fever, chills and right upper chest pain

 

 − 19

Admitted for presumed COPD exacerbation

 

 − 18

 

Respiratory culture positive for H. parainfluenzae

 − 6

Completes 12 day course of CTX with symptomatic improvement

 

 1 (Sept 2021)

NYP CUMC

Transferred for lung transplant evaluation with ongoing elevated O2 requirement

 

 8

NYP CUMC MICU

Transferred to ICU with increased SOB

 

 9

Placed on VA-ECMO, initial AFB culture collected (tracheal aspirate)

 

 10

 

BAL AFB smear negative

 14

 

2nd BAL AFB smear positive, MTB/Rif NAAT negative. 1st BAL sample liquid culture flags positive for AFB (4-days growth)

 16

OR

Double lung transplant performed, discharged to CTICU, started on empiric NTM therapy (azithro, mero and amikacin)

 

 22

NYP CUMC CTICU

Therapy changed to azithromycin, ethambutol and amikacin

Identification of M. kumamotonensis by MALDI-TOF from initial AFB specimen (collected HD 9),

 30

 

ID of initial BAL specimen confirmed by sequencing (hsp65)

 32

 

Collection date of first specimen for AFB culture resulting as negative

 87

NYP CUMC

Outpatient

 

Antimicrobial susceptibilities returned, amikacin changed to rifabutin

 180

Concludes therapy with all AFB monitoring negative