14 results
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - ... refer + order CT ... disease #Chronic ... #Cough #Differential ... Diagnosis #Algorithm #causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... pneumonia • Chronic ... dyspnea, productive cough ... seen • Chest CT ... #causes #management
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Causes of acute ... Systemic disease ... imaging with barium, CT ... #Diarrhea #management ... #algorithm #workup
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... biliary, renal, lung ... concentration PET-CT ... #diagnosis #management ... #phenotypes #workup
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Diagnosis Framework Disease ... • CT: Halo sign ... Abdominal pain, chronic ... factor • May cause
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
inflammation causes ... cough • Hypoxia ... in the adjacent lung ... high-resolution chest CT ... Bronchiectasis #pulmonary #differential
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Autoimmunity • Chronic ... lung disease ... Chest CT: • Ground-glass ... DDX - Other causes ... Malignancies • Chronic
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
lung disease ... status NTM Cause ... - Cough and lung ... Imaging, high res CT ... NTM #Infections #differential
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
mononeuritis multiplex WORKUP ... Other tests: • CT ... Goodpasture's cause ... sparing of the lung ... #diagnosis #management
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
masses & should ... a repeat chest CT ... comorbidities, such as chronic ... coronary artery disease ... Management options