88 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung Diseases ... Hypersensitivity pneumonitis ... • Radiation pneumonitis ... Idiopathic Interstitial Pneumonias ... #differential #
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Smoking related diseases ... bronchiolitis (RB-ILD ... Hypersensitivity pneumonitis ... HRCT #ChestCT #Differential ... #Table #Distribution
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
manifestations- Pneumonitis ... lymphoproliferative disease ... • Metastatic disease ... #Brain #differential ... diagnosis #causes #radiology
ILD of Known Cause - Differential Diagnosis
Exposure:
 • Occupational: Asbestosis, Silicosis, Hypersensitivity, Pneumonitis
 • Treatment Related:
ILD of Known Cause ... - Differential ... Hypersensitivity, Pneumonitis ... BrighamChiefs #ILD ... #Causes #Differential
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
the left some diseases ... Hypersensitivity pneumonitis ... Hypersensitivity pneumonitis ... NodularPattern #Differential ... #Comparison #Table
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
Ring-Enhancing Lesions ... - Differential ... Demyelinating Disease ... #Differential # ... Diagnosis #neurology #radiology
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis ... : ill defined centrilobular ... Hypersensitivity pneumonitis ... #Clinical #Radiology ... Pattern #Comparison #Table
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
Post-infectious, Pneumonitis ... Foreign Body Airway Disease ... organ/systemic disease ... Autoimmune Vasculitis, ILD ... Acute #Chronic #Differential
MAGIC DR – a handy mnemonic used to remember the potential causes of a cerebral ring
ring enhancing lesion ... Demyelinating disease ... necrosis #Diagnosis #Radiology ... MAGICDR #DRMAGIC #Differential ... RingEnhancing #Lesions
Diagram of different types of bone tumors that can occur around the knee on XRay -
- punched out lesions ... involucrum • Paget disease ... phase • Paget disease ... Diagnosis #Bony #Differential ... #Radiology #XRay