20 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Simplified A-a (assumes Room ... Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... Atelectasis, ARDS, Pneumonia ... Hypoxia #hypoxemia #differential
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura reflection) Pneumonia ... Respiratory Distress Syndrome ... submassive PE) POCUS ... #differential # ... #signs #Lung #POCUS
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
• Weakness: Starts ... : Due to nerve root ... Treatment: • Plasmapheresis ... #diagnosis #management ... #treatment #neurology
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
Shock - Differential ... • Obstructive: Pulmonary ... Abdominal compartment syndrome ... Dehydration Shock Treatment ... #management
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Differential Diagnosis ... Aspiration, Flash Pulmonary ... Bronchospasm, Pulmonary ... edema), Lung Exam, POCUS ... #treatment #criticalcare
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Diagnosis and Management ... for Klebsiella pneumonia ... Lung Abscess Differential ... Lung #Abscess #pulmonary ... #differential #
Hematuria in Post-Renal Transplant Patient
Prevalence up to 12% in the postrenal transplant patient
 • Bacterial: Escherichia
cloacae, Klebsiella pneumoniae ... (Goodpasture's syndrome ... Renal #Transplant #differential ... #blood #urine #management ... #treatment #nephrology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Syndromes - OnePager ... coagulopathy) • CBC w differential ... #differential # ... diagnosis #management ... #treatment
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Hepatopulmonary Syndrome ... be performed on room ... and older) on room ... air Treatment: ... #treatment #hepatology
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Differentiation Syndrome ... Triggers: ATRA treatment ... Imaging: CXR- pulmonary ... initiation • Differential ... APML #diagnosis #management