10 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... Hypoventilation: CNS ... Cardiac, Vascular, Alveolar ... #pulmonary #Aa
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS ... , Interstitial Lung ... UnremarkableLab #AA ... Hypoxia #hypoxemia #differential ... #diagnosis
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
or tumor cells (Table ... UIP, NSIP and long ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Consolidation #Differential
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Blood: diffuse alveolar ... atelectasis • Lung ... Hypoventilation: • CNS ... Hypoxemia #Hypoxia #differential ... #Diagnosis #Management
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
recent DAN) • EMG/NCS ... FINDINGS: • AAV ... leading to diffuse alveolar ... sparing of the lung ... of DAH) RENAL FINDINGS
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... about imaging findings ... in interstitial lung ... low attenuation (table ... #Pulmonary #CXR
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... a predominant finding ... diagnosis (Table ... or lymphoma and alveolar ... #Pulmonary #HRCT
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Diagnosis Framework ... phagocytic function of alveolar ... Lymphadenopathy, CNS ... Infections #HIV #AIDS #pulmonary
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Edema (NCPE) - Differential ... Diagnosis Framework ... blood cells in the lung ... interstitium and alveoli ... #diagnosis #NCPE
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
and laboratory findings ... permanent alopecia Differential ... pneumonitis • Diffuse alveolar ... and CNS • Headache ... • Transverse Myelitis