12 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Most common cause ... seen • Chest CT ... Abscess Differential ... Abscess #pulmonary #differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... verrucous) • Lung ... , Pancreas, Gastric ... Septic Emboli Cause ... Marantic (NTBE) Differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
inflammation Symptoms ... Most Common Causes ... high-resolution chest CT ... mycobacteria Treatment ... Bronchiectasis #pulmonary #differential
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... gastrointestinal symptoms ... (Symptoms, Imaging ... , high res CT) ... #differential #
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... , verrucous) - Lung ... , Pancreas, Gastric ... hematuria, + RF Treatment ... #Differential #
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Antimicrobial treatment ... enhancement on CT ... Demyelinating disease ... caused by the JC
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... confirm DAH, r/o infection ... or serologies + symptoms ... sparing of the lung ... diagnosis #management #treatment
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... Diagnosis Framework Disease ... • CT: Halo sign ... Constitutional symptoms
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
very remarkable w/differential ... vasculitis vs infection ... in literature (NEJM ... (Cornelia NEJM ... Treatment of GCA
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
History of EBV infection ... ingestion • B symptoms ... Immunohistochemical studies (to differentiate ... number of sites of disease ... Hodgkin Lymphoma Treatment