18 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... : • Palpable Rash ... Diagnosis #Algorithm #Causes ... #dermatology #physicalexam
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
rapidly evolving rash ... marine microbiota & causes ... , hypotension, rash ... immunosuppressive meds ... #cellulitis #dermatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
fires, heating pads ... potential inciting causes ... Haverhill fever caused ... Rash is usually ... differential #diagnosis #dermatology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
maculopapular rash ... Causes purpura & ... TRALI): Leading cause ... Transfusions #diagnosis #management ... #hematology #reactions
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Moccasin-variety Tinea Pedis ... Over the years: rash ... dermatophytes cause ... Moccasin tinea pedis ... #photo #foot #dermatology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
maculopapular rash ... Causes purpura & ... TRALI): Leading cause ... Transfusion #diagnosis #management ... #hematology #reactions
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
extensive skin rash ... Edema in 70% of cases ... Exanthematous Pustulosis Management ... DRESS #Syndrome #dermatology ... #diagnosis #management
Hemophilia - Diagnosis and Management
Diagnosis:
 • Consistent bleeding history (unless screening for disease in family members
Diagnosis and Management ... normal in mild cases ... Chronic Management ... Avoid meds that ... #treatment #hematology
Secondary Syphilis - Rash on Palms and Soles 
41ys, seen in our ED b/c of 20
Secondary Syphilis - Rash ... present in 80% of cases ... Secondary #Syphilis #Rash ... #Palms #Soles #dermatology ... #physicalexam
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Petechial or purpuric rash ... Fibrin degradation products ... Syndrome #Diagnosis #Management ... #Hematology #Rheumatology