9 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... consolidation and GG pattern ... other processes Workup ... Pulmonary lymphoma, Diffuse ... BOOP #pulmonary #ILD
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... consolidation - Diffuse ... Interstitial - Reticular ... Nodule - Multiple Masses ... Consolidation #Patterns
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
to look at the pattern ... more than one pattern ... lobar pneumonia caused ... called cryptogenic (COP ... The old name is
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Differential Diagnosis Algorithm ... • Asthma • COPD ... Interstitium • ILD ... Pulmonary - Other • Anemia
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Differential Diagnosis Algorithm ... Inflammatory: • IBD ... Damage: • Post-op ... Iron deficiency anemia
Intrapartum Abnormal Fetal HR Tracing - Causes of Variability & Decelerations - Differential Diagnosis Algorithm
Minimal/Absent Variability
Fetal HR Tracing - Causes ... > 25 bpm): • Mild ... hypoxia Sinusoidal Pattern ... • Severe fetal anemia ... #Causes #Obstetrics
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
mononeuritis multiplex WORKUP ... EGPA • ESR and CRP ... Goodpasture's cause ... hemorrhage (DAH) • Diffuse ... • IF staining patterns
In the images on your left you can appreciate again the spectrum of findings seen in
tissue disease, all cases ... The first (top left ... The second (top ... pattern. ... NonspecificInterstitialPneumonia #ILD
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
• Patchy or diffuse ... Exclude other causes ... Exclusion of other ILDs ... ground glass or reticular ... LDH • ↑ ESR, CRP