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Table 3 Patients with missed diagnoses at index episode

From: Outpatient treatment of acute poisoning by substances of abuse: a prospective observational cohort study

Patient gender and age

Diagnosis at re-presentation

Level of care at re-presentation

Time from discharge to re-presentation

Toxic agents at indexa

Treatment, disposition and observation time (hours:minutes) at index

M 38

Increasingly somnolent from same poisoning, probably also long-acting opioid, concomitant compartment syndrome

4 days in medical department

1 h

Heroin

Naloxone 1.6 mg by ambulance

Discharged to addiction clinic 5:25

M 47

Brought back for same poisoning

Outpatient at the OAEOC

1 ½ hours

Ethanol

Self-discharged 0:45

F 21

Brought back for same poisoning

Outpatient at the OAEOC

3 h

Ethanol, fluoxetine

Self-discharged 1:00

M 14

Increasingly somnolent from same poisoning

2 days in pediatric department

3 h

Heroin, benzodiazepines

Discharged to Child Welfare Services 2:10

F 40

Psychosis

7 days in psychiatric ward

Same day

Heroin, amphetamine

Discharged, no follow-up 8:15

M 34

Psychosis

4 days in psychiatric ward

Same day

Heroin

Referred to psychiatric outpatient clinic 5:40

F 28

Concussion, sprained ankle

Outpatient at the OAEOC

Same day

Ethanol

Discharged, no follow-up 5:55

M 29

Contusions

Outpatient at the OAEOC

Same day

Ethanol, amphetamine

Discharged, no follow-up 4:15

M 21

Increasingly somnolent, possibly from same poisoning, if so also with sedatives

1 day in medical department

Next dayb

Ethanol

Discharged to police custody 0:45

M 20

Concussion, contusions

Outpatient at the OAEOC

Next day

Ethanol

Discharged to Emergency Social Services 4:10

F 49

Haemorrhagic gastritis

5 days in medical department

2nd day

Ethanol

Referred to social services 10:35

M 46

Non-dislocated fracture of zygomatic bone

Outpatient at the OAEOC

3rd day

Ethanol

Discharged, no follow-up 6:05

M 44

Fracture of elbow and wrist

5 days in surgical department

4th day

Ethanol, cannabis

Self-discharged 2:15

  1. OAEOC Oslo Accident and Emergency Outpatient Clinic
  2. aAll were accidental overdoses with substances of abuse
  3. bAt least 18 h later