1. Radiology – The BasicsRadiology – The Basics

2. Basic ConceptsBasic Concepts
 One view is no view – use it all!One view is no view – use it all!
 Patterns are your cluePatterns are your clue
 Be sure you are lookingBe sure you are looking
 Know what you’re looking forKnow what you’re looking for
 Know the limits of your testKnow the limits of your test

3. Basic ConceptsBasic Concepts
 One view is no view – use it all!One view is no view – use it all!
 Patterns are your cluePatterns are your clue
 Be sure you are lookingBe sure you are looking
 Know what you are looking forKnow what you are looking for
 Know the limits of your testKnow the limits of your test

4. One View is No ViewOne View is No View
Posterior sulcus nodule = Cancer

5. One View is No ViewOne View is No View
RML collapse

6. One View is No ViewOne View is No View
Pectus excavatum, not
pneumonia

8. Basic ConceptsBasic Concepts
 One view is no view – use it all!One view is no view – use it all!
 Patterns are your cluePatterns are your clue
 Be sure you are lookingBe sure you are looking
 Know what you’re looking forKnow what you’re looking for
 Know the limits of your testKnow the limits of your test

9. Patterns are Your CluePatterns are Your Clue
Interstitial Lung Disease - Acute
PCP Pneumonia
CHF

10. Patterns are Your CluePatterns are Your Clue
Air Space Consolidation
Pneumonia Alveolar edema

11. Patterns are Your CluePatterns are Your Clue

12. Patterns are Your CluePatterns are Your Clue
SB > 3cm
Continuous valvulae
Paucity colonic gas
Multiple non-colonic A/F levels

14. Basic ConceptsBasic Concepts
 One view is no view – use it all!One view is no view – use it all!
 Patterns are your cluePatterns are your clue
 Be sure you are lookingBe sure you are looking
 Know what you’re looking forKnow what you’re looking for
 Know the limits of your testKnow the limits of your test

15. Be Sure You are LookingBe Sure You are Looking
Kartegener’s Syndrome
RT

16. Be Sure You are LookingBe Sure You are Looking

17. Be Sure You are LookingBe Sure You are Looking
“Rule out pneumonia”
Marked free
intraperitoneal air

19. Basic ConceptsBasic Concepts
 One view is no view – use it all!One view is no view – use it all!
 Patterns are your cluePatterns are your clue
 Be sure you are lookingBe sure you are looking
 Know what you’re looking forKnow what you’re looking for
 Know the limits of your testKnow the limits of your test

20. Know What You’re LookingKnow What You’re Looking
ForFor
Skin fold – no intervention
Gray edge with peripheral
markings
Failed line placement, SOB:
Thin line without peripheral lung
markings = pneumothorax
PNEUMOTHORAX

21. Know What You’re LookingKnow What You’re Looking
ForFor
Pneumothorax + mediastinal
shift
=
Tension Pneumothorax

22. Know What You’re LookingKnow What You’re Looking
ForFor
PNEUMOMEDIASTINUM
Air paralleling trachea,
bronchi, left heart border

23. Know What You’re LookingKnow What You’re Looking
ForFor
1. Trauma Board
2. Wide mediastinum
3. NG deviation
4. Tracheal deviation
5. Left apical cap

24. Know What You’re LookingKnow What You’re Looking
ForFor
Aortic Transection X 2

25. Know What You’re LookingKnow What You’re Looking
ForFor
35 year old with Lymphoma 65 year old with Pulmonary
Arterial Hypertension

26. Know What You’re LookingKnow What You’re Looking
ForFor
PNEUMOPERITONEU
M
Upright –
Nondependent point

27. Know What You’re LookingKnow What You’re Looking
ForFor
Supine – Double Bowel Wall Sign
PNEUMOPERITONEU
M
Outlining of liver/GB

28. Know What You’re LookingKnow What You’re Looking
ForFor
35 year old with recurrent
abdominal pain:
Extensive pancreatic
calcification = recurrent
pancreatitis

29. Know What You’re LookingKnow What You’re Looking
ForFor
35 year old with bloody
diarrhea
Thumb-printing transverse
colon = Colitis

30. Know What You’re LookingKnow What You’re Looking
ForFor
60 year old with acidosis
and no bowel sounds,
suspect dead bowel
Bowel dilatation
Pneumatosis
Portal venous gas

31. June 3, 1965

32. Basic ConceptsBasic Concepts
 One view is no view – use it all!One view is no view – use it all!
 Patterns are your cluePatterns are your clue
 Be sure you are lookingBe sure you are looking
 Know what you’re looking forKnow what you’re looking for
 Know the limits of your testKnow the limits of your test

33. Know the Limits of Your TestKnow the Limits of Your Test
• Screening tests come firstScreening tests come first
• Secondary tests come secondSecondary tests come second
• Basic decision trees work for most, butBasic decision trees work for most, but
not all, patientsnot all, patients

34. Know the Limits of Your TestKnow the Limits of Your Test
35 year old with acute Shortness of breath

35. Know the Limits of Your TestKnow the Limits of Your Test
40 year old with confusion after skull fracture
Subdural hematoma

36. Know the Limits of Your TestKnow the Limits of Your Test
80 year old fell in bath tub , unable
to bear weight = Femoral neck
fracture

37. Know the Limits of Your TestKnow the Limits of Your Test

38. Take time to consider yourTake time to consider your
test first, and review thetest first, and review the
results afterresults after
You’ll be the star of your team!You’ll be the star of your team!

39. Dust and gas in the constellation of Sagittarius