11 results
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Diagnosis Algorithm ... Infection • Endocarditis ... Articular - Acute ... Infectious #JointPain #MSK ... #Orthopedics #Causes
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
Microbial Etiology of Acute ... Pharyngitis - IDSA ... Scarlatiniform rash ... #diagnosis #differential ... #causes #bacteria
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... pneumonia • Acute ... Non-Infectious Causes ... #Patterns #Differential ... #Diagnosis #intermittent
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Diagnosis Algorithm ... Red Flags: • Fever ... Schonlein Purpura - Endocarditis
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Bradycardia - Differential ... Diagnosis Framework ... • Aortic Valve Endocarditis ... Chagas disease • Acute ... #diagnosis #causes
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 ... night sweats, fever ... Septic Emboli Cause ... Marantic (NTBE) Differential
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... - APLS • Acute ... mountain spotted fever ... • Bacterial endocarditis
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 - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... Diagnosis Framework ... weeks) Can Be Caused ... • Bacterial endocarditis ... #Diagnosis #MSK
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... involves aortic and mitral ... Culture Positive: • Acute ... night sweats, fever ... #Differential #