11 results
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
with devastating differential ... palpable, the differential ... gonococcal disease, endocarditis ... #Diagnosis #Dermatology ... #Differential
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... reddish-purple lesions ... Schonlein Purpura - Endocarditis ... #dermatology #physicalexam
Janeway Lesion: Flat, painless, erythematous lesions seen on the palm of this patient's hand. While
frequently associated
with bacterial endocarditis ... , in this case, ... Photo credit, Josh ... #Dermatology #SkinRash ... #Endocarditis #
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential ... Algorithm - Petechiae ... Vasculitis #SkinRash #dermatology ... Diagnosis #Algorithm #causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... hemorrhagic skin lesions ... • Bacterial endocarditis ... rheumatology #palpable #nonpalpable ... #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... GPA causes disease ... Skin Findings: • Petechiae ... sensation or pain: • Petechiae ... reticularis Differential
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Papules & Mucosal Lesions ... Infection • Endocarditis ... Infectious #JointPain #MSK ... #Differential # ... #Orthopedics #Causes
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
hemorrhages • Petechiae ... Septic Emboli Cause ... Marantic (NTBE) Differential ... Treat underlying cause ... or destructive lesion
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
the presence of petechiae ... characterized by petechiae ... - This iron causes ... Dermatoses #Dermatosis #differential ... #diagnosis #dermatology
Embolic Phenomena: Purplish discoloration of skin resulting from embolus to small toe. In this case, the
In this case, the ... Images #Clinical #Dermatology ... Embolic #Vegetation #Endocarditis ... #Janeway #Lesions ... #Photo #UCSDH