11 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Most common cause ... Differential Diagnosis ... • Vasculitis (e.g ... #pulmonary #differential
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Manifestations: • Infection ... spondyloarthritis (e.g ... spondyloarthritis (e.g ... #Diagnosis #causes
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Benign Neoplasm (eg ... Granuloma • Abscess ... cannonball lesions"; Eg ... Breast, Testicle) Infection ... #Pulmonary
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... Cerebral > Splenic, pulmonary ... Marantic (NTBE) Differential ... ↑ ESR, CRP • EKG ... Treat underlying cause
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... exam • 12-lead ECG ... Valvular disease (e.g ... Pheochromocytoma • Pulmonary ... /Afib/WPW) • Loss
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
confirm DAH, r/o infection ... recent DAN) • EMG ... Goodpasture's cause ... Renal #Syndromes #differential ... diagnosis #management #treatment
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... by excretion (e.g ... its metabolism (e.g ... before beginning treatment ... output - Acute pulmonary
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... Cerebral > Splenic, Pulmonary ... Septic emboli cause ... ↑ ESR, CRP • EKG ... hematuria, + RF Treatment
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... - Brain stem/Cranial ... Serologic and EMG ... Myasthenia Crises ... precipitated by: Drugs, infection
Pyogenic liver abscess in children
Common bacterial causes in children:
 • S.aureus
 • Strep spp
 • Enteric
Common bacterial causes ... from contiguous focus ... of infection (cholecystitis ... Hepatic artery (e.g ... children #peds #differential