radiology on-call dr. ian ross. radiology on-call -12,000 cases / yr - ct >> us > mr -...
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Radiology On-Call
Dr. Ian Ross
Radiology On-Call
-12,000 cases / yr- CT >> US > MR- Clarify request
- appropriateness- assess urgency (triage)- choose correct scan protocol (78 protocols)
1) Logistics
Radiology On-Call
2) I.V. Contrast
What?
Why?
Benefits / Risks
Radiology On-Call
2) I.V. Contrast
What?
Why?
Benefits / Risks
Radiology On-Call
2) I.V. Contrast
What?
Why?
Benefits / Risks Diagnosis
Radiology On-Call
2) I.V. Contrast
Risks
Nephropathy – creatinine
Reactions – rare !
Radiology On-Call2) I.V. Contrast – Reactions
AnaphylactoidMild – hivesModerateSevere
OtherDirect toxicity – CNS, CVS
(rare !)
Radiology On-Call2) I.V. Contrast – Reactions
AnaphylactoidMild – hivesModerateSevere
OtherDirect toxicity – CNS, CVS
(rare !)
Radiology On-Call2) I.V. Contrast – Reactions
AnaphylactoidMild – hivesModerateSevere
OtherDirect toxicity – CNS, CVS
(rare !)
Radiology On-Call2) I.V. Contrast – Reactions
AnaphylactoidMild – hivesModerateSevere
OtherDirect toxicity – CNS, CVS
(rare !)
Radiology On-Call2) I.V. Contrast – Reactions
AnaphylactoidMild – hivesModerateSevere
OtherDirect toxicity – CNS, CVS
(rare !)
Radiology On-Call
2) I.V. Contrast – CT Scan
Need 2 health care humans present
CT Tech + 1 of:other Xray technurseMD
Radiology On-Call
3) CT Radiation Dose
Risks
-Low but real-Lifetime cancer risk for a CT Abd / pelvis
1 in 2000
Radiology On-Call
1. Residents busy but helpful
2. IV contrast
3. Radiation dose – thought-provoking
Radiology On-Call