Ravi Singh K @rav7ks
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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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diagnosis differential management rheumatology neurology hematology pulmonary syndrome cardiology dermatology pathophysiology infections oncology disease endocrinology gastroenterology hepatology pain workup nephrology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework Principles of HIV-Associated CNS Opportunistic Infections: •
present in 15% of cases ... Antimicrobial treatment ... Demyelinating disease caused ... opportunistic #InfectiousDiseases
Endocarditis - Overview and Differential Diagnosis Framework Who? Infectious: • Pre-existing valvular disease • Prosthetic valve • Congenital heart disease • IV
positive in 90% of IE cases ... Septic emboli cause ... hematuria, + RF Treatment ... Treat underlying cause ... Diagnosis #cardiology #infectiousdiseases
Hematuria - Differential Diagnosis Framework Gross Hematuria: Red/Dark urine • 1ml blood/liter urine can induce color change
glomerulopathies • Causes ... hematuria Bladder Causes ... Urethra/Prostate Causes ... urinary tract) Causes ... Differential #Diagnosis #causes
Tachypnea - Differential Diagnosis Framework Definitions • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults •
breathing Pulmonary Causes ... PVFM) Cardiac Causes ... Hematologic Causes ... Anemia Metabolic Causes ... acidosis of any cause
Lung Abscess - Diagnosis and Management Summary Lung Abscess Etiology: • Necrosis of lung parenchyma by a
• Most common cause ... hemorrhage • Treatment ... several months of treatment ... #differential #causes ... #management #treatment
Ear Pain (Otalgia) - Differential Diagnosis Framework Primary Otalgia - Pain that originates from the ear
otalgia Most Common Causes ... externa Mechanical Causes ... impaction Infectious Causes ... anorexia Other Causes ... • Other rare causes
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis The most common causes of hyperlactatemia are usually:
Causes of Lactate ... The most common causes ... - Many other causes ... perfusion - shock->treatments ... before beginning treatment
Causes of Nausea and Vomiting - Differential Diagnosis Framework Chemoreceptor Trigger Zone/Area Postrema: • Drugs: - Chemo agents -
Causes of Nausea ... Malignancy #nausea ... differential #diagnosis #causes
Myasthenia Gravis Overview Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction. Ab to
muscles: “myasthenic crises ... Myasthenia Gravis Treatment ... - Symptomatic Treatment ... Immunomodulating Treatments ... Myasthenia Crises
Primary Adrenal Insufficiency Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
aldosterone Causes ... : Most Common Causes ... Tuberculosis: can cause ... Dizziness • Nausea ... • Anorexia • Nausea
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