13 results
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 ... #Petechiae #Rash
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Rashes- THE ALGORITHMIC ... /purpura with fever ... /purpura with fever ... or purpuric rash ... #Purpuric #Rash
SKIN RASHES 



Skin rashes can occur from a variety of factors, including infections, heat, allergens, immune
be divided into petechial ... the presence of fever ... and systemic signs ... rashes into these classes ... ; #purpura; #rash
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
Erythematous Rashes - THE ALGORITHMIC ... , the differential ... erythematous rash ... #Erythematous #Rash ... #Differential
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
erythroderma, petechiae ... Ill-appearing, vital sign ... instability - New-onset fever ... #Dermatology #Rash ... #Differential #
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint Pain - Differential ... Diagnosis Algorithm ... & Symmetrical Rash ... (Measles- like rash ... #Orthopedics #Causes
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint Pain - Differential ... Diagnosis Algorithm ... • Rheumatic Fever ... • Rheumatic Fever ... #Orthopedics #Causes
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash ... - Differential ... Diagnosis Algorithm ... Auspitz sign, Koebner's ... #causes
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
• Headache • Fever ... Maculopapular rash ... Acute meningeal signs ... (fever, nuchal ... • Uveitis • Rash
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... Coronary arteries - Fever ... mucositis - Rash ... Vasculitis: • Fevers ... purpura: strong sign