11 results
Ground Glass Opacities on Lung CT - Pathophysiology
Ground glass opacity lung is denser (whiter) than normal
Opacities on Lung CT ... often, GGO is caused ... replacement of air ... Opacities #Lung #pulmonary ... #ChestCT #Pathophysiology
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura in severe cases ... - Dynamic air ... submassive PE) POCUS ... #differential #diagnosis ... #signs #Lung #POCUS
Diagnosis and Management of Diffuse Alveolar Hemorrhage (DAH)
Blood escaping through the capillary wall into the alveoli,
, due to injury, ... hemoptysis, anemia • Chest ... CT scan: diffuse ... #Management #Pulmonary ... #Differential #Causes
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
bronchial wall injury ... Nasal polyps and signs ... thickening, presence of air-fluid ... CT) • Broncho-arterial ... - BAR >1.0 is abnormal
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
quantify renal injury ... Other tests: • CT ... Goodpasture's cause ... leading to diffuse alveolar ... CT
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
- Differential Diagnosis ... Traumatic brain injury ... interstitium and alveoli ... nervous system injury ... infiltrates on chest
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
disease, pleuritic chest ... Occasional sighs ... resistance to air ... Breathing #Patterns #Pulmonary ... #Diagnosis #PhysicalExam
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... phagocytic function of alveolar ... factor • May cause ... Infections #HIV #AIDS #pulmonary
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
cytotoxic lung injury ... Pleuritic chest ... macrophages in alveolar ... reticular opacities on chest ... Eosinophilia • Normal
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
is a radiologic sign ... in the diagnosis ... In this case, pulmonary ... confirmed with chest ... CT angiography.