Ravi Singh K @rav7ks
1.3M 760 370
Academic Hospitalist and Associate Program Director @SinaiBmoreIMRes, Medicine clerkship director GW School of Medicine and Health Sciences RMC at Sinai, Hopkins Medicine Clerkship Site Director, Clinical reasoning,Simulation and POCUS enthusiast - https://twitter.com/rav7ks
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Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... - Infectious and ... Non-Infectious ... a crescent or complete ... 1min_idconsult #Reverse
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Differential Diagnosis Algorithm ... Disseminated Gonoccocal Infection ... • Primary HIV Infection ... Differential #Diagnosis #Algorithm
Joint Pain - Differential Diagnosis
Articular: Infectious, Degenerative, Inflammatory
Non-articular: Localized, General

#Joint #Pain #Differential #Diagnosis #MSK #algorithm
Diagnosis Articular: Infectious ... Diagnosis #MSK #algorithm
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
Unilateral: • Infections ... Bilateral: • Infections ... • Diplopia • Fevers
Stool Cultures - Indications in Diarrhea
Patient Categories to Order Stool Cultures On:
 • Persisting 1 week
Bloody diarrhea • Severe ... outbreak) Few infectious
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Differential Diagnosis Algorithm ... Related • Post-infectious ... Irreversible-biopsy required - Infectious ... Differential #Diagnosis #Algorithm
ID Approach to Fever and Rash - Diagnostic Algorithm
Central Maculopapular (most common):
Measles, Parvovirus 819 / EBV,
Rash - Diagnostic Algorithm ... Viral hemorrhagic fevers ... Febrile #Diagnosis #Algorithm
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
) B symptoms → fevers ... Complications: 1) Infection
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Anti-NucIear Antibody refers ... Lymphoproliferative Disorders, Infection