17 results
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
sweats, chills (infection ... Dyspnea (underlying lung ... refer + order CT ... History of cancer, lung ... Diagnosis #Algorithm #causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Most common cause ... seen • Chest CT ... hemorrhage • Treatment ... #differential #causes
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status • Chronic lung ... status NTM Cause ... Lungs: • 90% ... Imaging, high res CT ... differential #diagnosis #infectiousdiseases
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung ... lymphocytic interstitial lung ... Chest CT: • Ground-glass ... levels are within normal ... DDX - Other causes
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
in the adjacent lung ... of the affected lung ... high-resolution chest CT ... - BAR >1.0 is abnormal ... mycobacteria Treatment
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... Diagnosis Framework Disease ... • CT: Halo sign ... factor • May cause ... differential #diagnosis #infectiousdiseases
Echinococcal Cysts in the Liver- The physical examination revealed hepatomegaly with a palpable hepatic mass. Laboratory
Hydatid disease ... is caused by the ... definitive host; the infection ... #clinical #NEJM ... hepatic #radiology #CT
ED Treatment of 
Abnormal Uterine Bleeding 

Hemodynamically unstable 
Resuscitation 
 • ABCs! 
 • Fluids +
ED Treatment of ... Abnormal Uterine ... pregnancy related cause ... increased risk of infection ... follow-up for long-term
Black Hairy Tongue- ...A polymicrobial wound infection developed, and she received treatment with intravenous meropenem and
polymicrobial wound infection ... and she received treatment ... patient reported nausea ... returned to its normal ... #NEJM #photo #clinical
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
extrapulmonary disease ... level • A low or normal ... change in the lungs ... nails, bronchi, lungs ... ) #Mycoses #InfectiousDiseases