23 results
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Dyspnea (underlying lung ... ) • Abnormal CXR ... refer + order CT ... History of cancer, lung ... Diagnosis #Algorithm #causes
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... (most common: lung ... , Aneurysm • Pancreas ... Diagnosis #causes ... #primarycare #table
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Pleuritic chest pain ... Blood cultures • CXR ... ) • CXR upright ... seen • Chest CT
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
interstitial lung ... diseases LIP ... AIP: acute interstitial ... CTILD #Diagnosis #Differential ... #Comparison #Table
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... disease comes from ... low attenuation (table ... is interstitial lung
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Cell Disease Vaso-occlusive ... Generally affects long ... • Differentiate ... #differential #
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
to Eosinophilic Lung ... DiseasesAcute ... #differential # ... diagnosis #comparison ... #table #eosinophilia
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
- Differential ... (Ischemia) - Acute ... Peripheral Vascular Disease ... e.g. fractured long ... #Orthopedics #Causes
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Diagnosis Framework Disease ... angioinvasive disease ... • CT: Halo sign ... AIDS #pulmonary #differential
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Causes - Differential ... potentially be an acute ... Long-standing vs ... aneurysms • Acute ... #Differential #