Chest X-Rays Flashcards
When is AP better than PA?
Unstable patient (not able to stand) and in ICU
More than 10 posterior ribs…
COPD
Deviated trachea
Tension pneumothorax
“Punched-out” lesions
Multiple myeloma
Costophrenic/cardiophrenic angles blunted
Pleural Effusion
Pneumoperitoneum is seen as
free gas under right diaphragm
Flattened hemidiaphragm
hyperinflation - COPD
Edge of the heart not clearly defined is a sign of…
Consolidation
Consolidation in the middle of the Right heart border is in the…
Right Middle lobe
Consolidation in the top of Left heart border is in the…
Left Upper Lobe
Wide mediastinum (>8cm)…
Aortic dissection
Surgical emphysema suggests…
Pneumomediastinum (ruptured oesophagus)
Dark lung
Pneumothorax
White lung
Pneumonia, oedema, effusion
On what side is the gastric bubble?
Left (if associated with hiatus hernia, above the diaphragm)
NG tube position
below the diaphragm
Chest drain angle insertion
towards for effusion; up for pneumothorax
50y, smoker, SOB, dry cough, wheeze
COPD
COPD findings on CXR
DR.LC3: flattened Diaphragm, widely spaced Ribs, hyper-inflated Lungs, thinning of the Cardiac shadow, blunting of Costophrenic angles, barrel shaped Chest
Common cause of recurrent COPD exacerbation
H. Influenzae infection
Gold-standard evaluation for COPD
Post-bronchodilator spirometry (reversibility test: negative): FEV1/FVC ratio low (<70%)
20y, fever, chills, night sweats, haemoptysis, unintentional weight loss
Pulmonary TB
Cause of Pulmonary TB
Mycobacterium tuberculosis (mainly)
Pulmonary TB findings on CXR (given CXR)
bilateral hilar lymphadenopathy, rankl complex
Treatment of Pulmonary TB
RIPE (Rifampicin, Isoniazid, Pyrazinamide, Ethambutol) for 2 months + RI for 4 months
TB medication that can cause reddish urine
Rifampicin
“Snow-storm” appearance
Milliary TB (bilateral micro-nodular interstitial pattern)
Milliary TB commonly occurs in…
Immunocompromised patients (HIV-AIDS, Leukaemia)
Milliary TB confirmation test
Bone marrow or CSF culture
Chronic and persistent productive cough + SOB + finger clubbing
Bronchiectasis
“Tram-track” appearance
Bronchiectasis
Bronchiectasis: 1st line investigation
CXR