12 results
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
Microbial Etiology of Acute ... Pharyngitis - IDSA ... Bacterial • ... Scarlatiniform rash ... #diagnosis #differential
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... pneumonia • Acute ... bacterial endocarditis ... #Patterns #Differential ... #Diagnosis #intermittent
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - ... Differential Diagnosis ... Mono (EBV, CMV), Acute ... Disseminated HSV • Bacterial ... #Rash #Differential
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... Diagnoses Medical ... , acute HIV infection ... , Lassa fever, acute ... #diagnosis #tropical
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Diagnosis Algorithm ... & Symmetrical Rash ... Infection • Endocarditis ... Articular - Acute ... Infectious #JointPain #MSK
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Involves aortic and mitral ... Culture (+): Acute ... Marantic (NTBE) Differential ... • Persistent bacteremia ... /fevers > than 5
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... Diagnosis Framework ... • Rheumatic fever ... endocarditis ... #Diagnosis #MSK
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
• Headache • Fever ... Maculopapular rash ... Symptoms: • Acute ... meningeal signs (fever ... • Uveitis • Rash
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
to Joint Pain - Diagnostic ... fever • Chronic ... • Acute = Viral ... #Joint #Pain #MSK ... approach #workup #differential
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Diagnosis Framework ... , fungal, or viral ... Generalized itchy rash ... Pustules + Fever ... Acute generalized