12 results
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... Non-Infectious Differential ... Legionellosis, Tuberculosis ... Dermatomyositis, Lung ... Reverse #Halo #Sign
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
(LTBI) Pathophysiology ... affecting the lungs ... • Progressive lung ... Tuberculin skin test ... TB #Diagnosis #Management
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
cases Clinical Signs ... years - May have signs ... symptoms of active pulmonary ... decreased reflexes Pathophysiology ... for concomitant pulmonary
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
(LTBI) Pathophysiology ... affecting the lungs ... • Progressive lung ... Tuberculin skin test ... TB #Diagnosis #Management
Achilles Tendon Rupture - Pathogenesis and clinical findings
 • The Achilles tendon is 15cm long in
pre-determined etiology Signs ... Thompson calf squeeze test ... TendonRupture #diagnosis #signs ... #symptoms #pathophysiology ... #msk #orthopedics
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Edema (NCPE) - Differential ... blood cells in the lung ... • Signs/Symptoms ... • Signs/Symptoms ... - The classic signs
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Nasal polyps and signs ... in the adjacent lung ... of the affected lung ... function tests: ... #differential #
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Mycobacterium tuberculosis ... • CT: Halo sign ... Infections #HIV #AIDS #pulmonary ... #differential #
Aortoenteric Fistula - Diagnosis and Management Summary
Epidemiology:
• Uncommon but life-threatening
• Most common site of bowel connection
Diagnosis and Management ... duodenum Clinical Signs ... • Should be on differential ... no matter how long ... Pathophysiology:
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic sx + signs ... very remarkable w/differential ... the “Chewing gum test ... GCA #Temporal #Signs ... Symptoms #Diagnosis #Management