Table 2.
Speciality of non-specialists, experience and training in LUS
| Study | Number of and speciality of physicians performing LUS | Prior experience in LUS or ultrasonography in general | Description of training in LUS | Time consumption on LUS |
| Amatya et al38 | Four emergency resident physicians | One week of performing LUS in the ED. | One hour lecture on LUS. Five pre-enrolment LUS scans and interpretation reviewed by expert sonographer. | 7 min 9 s (SD 1 min 57 s) |
| Corradi et al18 | One intensivist with PhD in US* | More than 10 years of experience in LUS* | – | – |
| Fares et al22 | A single physician | – | – | – |
| Karimi et al39 | Trained emergency residents under supervision of the attending emergency specialist in charge | – | – | – |
| Liu et al31 |
Three emergency physicians | At least 50 cases of LUS examination | Twenty-eight hours course based on US emergency medicine guidelines issued by the American College of Emergency Physicians in 2001 | – |
| Nazerian et al32 |
Four internal medicine and emergency medicine attending physicians. Four resident physicians (two internal medicine and two emergency medicine) | Attending physicians; at least 5 years of experience in POC-US Resident physicians; at least 1 year of training in emergency US | – | – |
| Taghizadieh et al35 | One emergency specialist | – | – | – |
| Parlamento et al34 | One emergency physician | Thirty years of experience in general and cardiac US and 10 years of training in LUS | – | <5 min |
| Reissig et al20 |
Experienced physicians (number and speciality not described) | At least 100 chest US procedures done prior to study | – | – |
| Unluer et al37 | Three attending emergency physicians | – | Three hours of didactic and 3 hours of hands-on thoracic US taught by an experienced radiology specialist to learn the diagnostic criteria of alveolar consolidation | <10 min |
| Benci et al17 | Physicians (number and speciality not described) | Considerable experience in US techniques | – | – |
| Bitar et al29 | Intensivist (number not described) | – | – | – |
| Bourcier et al30 | Five emergency physicians | – | Two days of theoretical formation alternating with practical ultrasounds sessions in groups of three people | – |
| Cipollini et al27 | Internal medicine specialist* | More than 1 year of bedside US experience* | – | – |
| Cortellaro et al 19 | One expert operator | – | – | <5 min |
| Pagano et al33 |
Five trained emergency physicians | More than 2 years of experience in LUS | – | – |
| Ticinesi et al36 | Three internal and emergency medicine physicians | More than 1 year of bedside US experience | Level one of training completed according to the guidelines by the EFSUMB | – |
*Data collected by correspondence with author.
-, not described; EFSUMB, European Federation of Societies for Ultrasound in Medicine and Biology; LUS, lung ultrasonography; POC-US, point-of-care ultrasonography; US, ultrasonography.