12 results
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
Erythematous Rashes - THE ALGORITHMIC ... erythematous rash ... #Diagnosis #Dermatology ... #Erythematous #Rash ... #Algorithm #Nikolsky
Central Distribution, Febrile / Ill:
 - Viral Exanthem 
 - Lyme Disease (erythema migrans) 
Central Distribution,
Ill: - Viral Exanthem ... non-ill: - Drug Reaction ... Macules #Papules #Rash ... #Algorithm #Diagnosis ... #Dermatology #Skin
Acute Schistosomiasis: Katayama Fever
 • Most common in travelers and children
 • "Swimmers Itch" in the
Schistosomiasis: Katayama Fever ... or urticarial rash ... exposure) • Fever ... #diagnosis #clinical ... #photo
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... Algorithm Pinpoint ... Red Flags: • Fever ... infection - RMSF - Henoch ... #dermatology #physicalexam
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
petechiae/purpura with fever ... endocarditis, RMSF, and Henoch-Schönlein ... petechial or purpuric rash ... #Diagnosis #Dermatology ... Purpural #Purpuric #Rash
Symmetrical Drug-Related Intertriginous and Flexural Exanthema (SDRIFE)

49M +burning rash groins/buttocks (pic in next thread) x 1d.
Intertriginous and Flexural Exanthema ... No fever. 120/80 ... SDRIFE is a drug reaction ... #rash #clinical ... #photo #dermatology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... ▪ “Rash” (75% ... ) ▪ Malaise, fever ... #Diagnosis #Clinical ... #Photo #Dermatology
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... covering the foot, hence ... Variety #type #clinical ... #photo #foot #dermatology
Rickettsialpox Eschar

40 homeless male from NY admitted with fever, chills, headache, myalgias. Diagnosis?
Rickettsialpox R akari classic
admitted with fever ... Diagnosis? ... Eschar #rakari #clinical ... #photo #skinrash ... #dermatology
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
diffuse palpable rash ... Diagnosis? ... includes drug reaction ... Hand #skinrash #dermatology ... #clinical #photo