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 hematology syndrome neurology oncology classification pulmonary anemia disease infectiousdiseases vasculitis workup activetb aids arterial arthritis comparison dermatomyositis
Purpura - Differential Diagnosis Framework Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
• Secondary Causes ... • HCV, HBV Not ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework STRUCTURAL: - PFO: paradoxical emboli - Popliteal
Causes of Arterial ... artery aneurysm: Causes ... neoplasms - PNH - HIT ... Diagnosis #clots #hematology
Dyspnea - Differential Diagnosis Framework Cardiovascular Causes of Dyspnea: • Myocardium: - Heart failure - CAD/ACS - Valvulopathy • Electrical: -
Cardiovascular Causes ... Tamponade Pulmonary Causes ... syndrome Other Causes ... Transverse myelitis • Hematology ... differential #diagnosis #causes
Disseminated Intravascular Coagulation (DIC) Overview Increased Clotting and Consumption of Clotting Factors Findings: • Bleeding • Recent history
protein C and S Pathophysiology ... deficiency) • HIT ... Treat primary cause ... #treatment #management ... #hematology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework VENOUS THROMBOSIS • Acquired Risk Factors: - >48 hours
Hematological: - HIT ... considered in all cases ... coagulation and other causes ... Venous #Arterial #pathophysiology ... #hematology #differential
Aplastic Anemia - Overview Who? • M = F • 3 peaks: 1) Childhood 2) 15-25 years 3) >60 years What? • Aplastic anemia
and petechiae Causes ... - HIV • Immune ... immunodeficiency virus (HIV ... aplastic anemia Treatment ... Anemia #oncology #hematology
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison Hodgkin's Lymphoma: • Epidemiology: young adults 20-30, older 50-70 •
Immunosuppression (e.g., HIV ... - Infections (HIV ... , EN, HTLV-1, HCV ... Tuberculosis • HIV ... #differential #hematology
Rhabdomyolysis - Differential Diagnosis and Management Summary Trauma: • Immobilization, Crush iniury, Compartment syndrome, Electrical injury Exertional: •
Infection (Viral- HIV ... Dermatomyositis) AKI - Pathophysiology ... oxidative iniury Treatment ... Management #Summary #causes ... #treatment
Acute Retroviral Syndrome Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection •
symptoms • >50,000 HIV ... elevation • Nausea ... 14%), in which case ... -1 and HIV-2 • ... antibody test) Treatment
Lung Abscess - Diagnosis and Management Summary Lung Abscess Etiology: • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess Pathophysiology ... hemorrhage • Treatment ... #differential #causes ... #management #treatment
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