10 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Honeycombing Most diseases ... Diagnosis #Radiology #Pulmonary ... LowAttenuation #Differential ... #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
COPD assessment and classification as proposed by GOLD 2001, 2006, 2011 and 2017 Reports. For further
Obstructive Lung Disease ... mMRC: modified Medical ... #Diagnosis #Pulmonary ... GOLD2011 #GOLD2017 #History ... #Comparison #Staging
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... allopurinol), Infection ... resolution chest CT ... Bronchoscopy with serial ... #differential #
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Pulmonary Renal ... Other tests: • CT ... confirm DAH, r/o infection ... seen on chest CT ... #differential #
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
the left some diseases ... before the typical cysts ... Diagnosis #Radiology #Pulmonary ... #Comparison #Table ... #RadiologyAssistant
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
hematogenous spread of a disease ... Endemic fungi: Histo ... thyroid, melanoma, renal ... #diagnosis #pulmonary ... CXR #clinical #CT
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Eosinophilic Lung Diseases ... arthralgias, CV, renal ... , CNS, skin • Infectious ... #pulmonary #differential ... #diagnosis #comparison
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Growers (Runyon Classification ... Growers (Runyon Classification ... History of immunosuppressive ... Imaging, high res CT ... #differential #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
progressing GN • New pulmonary ... and renal abnormalities ... + MPO-ANCA MEDIUM ... to exclude are infections ... #rheumatology #classification
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
presentations and disease ... patient’s complete medical ... history - conduct ... output - Acute pulmonary ... #typea #typeb #classification