10 results
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Manifestations: • Infection ... : Epidural abscess ... , Aneurysm • Pancreas ... #Diagnosis #causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... Lung abscess ... CT Lung Abscess ... Abscess Differential
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - Differential ... Causes: • Still's ... • Rheumatoid arthritis ... Brucellosis Faget's Sign ... Brucellosis • Liver or lung
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic sx + signs ... very remarkable w/differential ... vasculitis vs infection ... in literature (NEJM ... (Cornelia NEJM
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... - M. abscessus ... • Dyspnea, • Chest ... Imaging, high res CT ... #differential #
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... Nasal polyps and signs ... in the adjacent lung ... CT) • Broncho-arterial ... Bronchiectasis #pulmonary #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... • CT: Halo sign ... factor • May cause ... #Infections #HIV
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
syndrome, rheumatoid arthritis ... life-threatening Differential ... - Peek sign ... Imaging - CT Chest ... precipitated by: Drugs, infection
Disseminated Actinomycosis- ...Computed tomography of the chest and abdomen revealed multiple pulmonary nodules (Panel A) associated
tomography of the chest ... progressive bacterial infection ... caused by actinomyces ... #NEJM #clinical ... #radiology #CT #
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Tenderness → Consider infectious ... ) • Shawl sign ... • Nonerosive arthritis ... statins - probably caused