8 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
lung disease comes ... On a Chest X-Ray ... lung disease and ... detected on a chest ... #Diagnosis #Radiology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... ' per se. ... patterns are also common ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
is relatively common ... lung disease, it ... a predominant finding ... Kerley B lines on chest ... #Diagnosis #Radiology
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
Pleuritic chest ... Characteristic finding ... reticular opacities on chest ... and confirmatory findings ... #diagnosis #management
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung ... Granulomatous lymphocytic interstitial ... lung disease (GLILD ... Chest CT: • Ground-glass ... #diagnosis #management
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• Pleuritic chest ... Lymphadenopathy, Chest ... breath, Fatigue, Chest ... Pneumonia: • Chest ... #diagnosis #infectiousdiseases
Congestive heart failure (CHF) is the result of insufficient output because of cardiac failure, high resistance
failure is the most common ... disease and causes ... can be seen on a chest-film ... #Diagnosis #Radiology ... CXR #Features #Findings
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
droppings • Most common ... symptoms • Rheumatologic ... aches, joint pain, chest ... yeast • At risk: AIDS ... #Management #Infections