Ravi Singh K @rav7ks
1.1M 733 353
Academic Hospitalist and Program Director @SinaiBmoreIMRes, Medicine clerkship director GW School of Medicine and Health Sciences RMC at Sinai, Clinical reasoning,Simulation and POCUS enthusiast - https://twitter.com/rav7ks
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Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Pathophysiology ... Prevotella • Fungal ... westermani • Other: TB ... Differential Diagnosis ... #pulmonary #differential
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
tuberculosis (LTBI) Pathophysiology ... infection (NTM) • Fungal ... emboli • Lung abscess ... Tuberculosis Treatment ... Initiating Treatment
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
tuberculosis (LTBI) Pathophysiology ... infection (NTM) • Fungal ... emboli • Lung abscess ... Tuberculosis Treatment ... Initiating Treatment
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... Treponema, Listeria, TB ... hematogenous spread - Fungal ... disorders #diagnosis #neurology ... #differential
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
Diagnosis: • Direct fungal ... by culture or serology ... Aspergillosis Pathophysiology ... Sinusitis • Brain abscess ... Diagnosis: • Serology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... , Hep A/B/CMV, TB ... Transverse Myelitis Treatment ... diagnosis #management #neurology ... #differential
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
ratio 0.5%) Differential ... • Seizures • Rhabdomyolysis ... Treatment - ... Syndrome #diagnosis #nephrology ... #management #pathophysiology