11 results
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
or absence of fever ... If fever is present ... #Diagnosis #Dermatology ... Algorithm #Nikolsky #Febrile ... #Fever #Differential
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
with fever or toxicity ... with fever/toxicity ... rash, the diagnosis ... #Diagnosis #Dermatology ... #Purpuric #Rash
Vesiculobullous Rashes - THE ALGORITHMIC APPROACH 
Vesiculobullous rashes provoke significant angst
in many physicians (Figure 5, page
these rashes as febrile ... and a fever may ... gonococcal disease, purpura ... localized lesions and fever ... #Diagnosis #Dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Red Flags: • Fever ... cryoglobulins • Skin ... Algorithm #Causes #dermatology ... #physicalexam
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... • Rheumatic fever ... Sarcoidosis #dermatology ... #rashes #differential
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
rash in association ... Fever >38.5 2. ... Resolution > 15 days Differentials ... drug reaction • SJS ... DRESS #Syndrome #dermatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
known as rat bite fever ... or Haverhill fever ... infectiosum • Fever ... acute rheumatic fever ... #differential #
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
- Differential ... Generalized itchy rash ... Pustules + Fever ... pustulosis • Febrile ... #Diagnosis #Dermatology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Mediated: • Febrile ... S/sx: Fever, flank ... have drop in Hct, fever ... maculopapular rash ... Sx include: fever
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Mediated: - Febrile ... S/sx: Fever, flank ... have drop in Hct, fever ... maculopapular rash ... Sx include: fever