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Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
- THE ALGORITHMIC ... erythematous rash ... #Erythematous #Rash ... #Algorithm #Nikolsky ... #Febrile #Fever
ID Approach to Fever and Rash - Diagnostic Algorithm
Central Maculopapular (most common):
Measles, Parvovirus 819 / EBV,
and Rash - Diagnostic ... Algorithm Central ... angiomatosis, Sweet syndrome ... #Rash #Febrile ... #Schema #InfectiousDiseases
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Rash - Differential ... : • Palpable Rash ... • Non-Palpable Rash ... : • Palpable Rash ... • Non-Palpable Rash
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Rash is usually ... chronicum migrans • Rash ... + facial rash that ... • Evanescent rash ... Acute systemic rash
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Acute febrile ... characterized by fever ... sudden onset of a rash ... - Rash: multiple ... Causes: - Idiopathic
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
Northeast Africa with cases ... Several cases have ... Syndrome: 3d of ... The table below ... increases during febrile
Fever After International Travel

Infectious Disease:
• Endemic in either the destination or home region

Viral Syndromes:
Arboviral infections, a
region Viral Syndromes ... ; dengue shock syndrome ... capillary leak syndrome ... falciparum: Most cases ... Differential #Diagnosis #InfectiousDiseases
Capnocytophaga
GNR with long fusiform shape.  Fastidious facultative anaerobe that grows slowly and needs enriched agar
C.
= most common cause ... septic shock with fever ... , rash, hypotension ... @swinndong via Febrile ... febrilepodcast] #InfectiousDiseases
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
Neutropenic fever ... : - Fever + ANC ... work-up - If febrile ... Treat underlying cause ... , rash, hypoxia,
Symmetrical Drug-Related Intertriginous and Flexural Exanthema (SDRIFE)

49M +burning rash groins/buttocks (pic in next thread) x 1d.
49M +burning rash ... maculopapular rash ... (rash in the buttocks ... baboons) - the rash ... Flexural #Exanthema #rash