11 results
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... & plaques that are ... vesicles &/or bullae ... #Reactive #SkinRash ... Diagnosis #Algorithm #causes
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... hemorrhage, which are ... Abnormalities in primary ... blood test • Serology ... cryoglobulins • Skin
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
Syphilis - Rash ... soles in 50% of cases ... exposure to or symptoms ... -Gumma are ulcerating ... granuIomas on skin
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
, neurologic, and ... , mucositis • Rash ... , arthritis Primary ... tract, and often causes ... Differential #Diagnosis #Rheumatology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
spine L1-L5 Symptoms ... - Emergency Causes ... infections • primary ... stimulation of skin ... #neurology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Coltivirus Symptoms ... Maculopapular rash ... can present with primarily ... • Uveitis • Rash ... differential #diagnosis #neurology
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
of primary HIV ... sweats (28%) • Skin ... rash (48%) • ... 14%), in which case ... Treatment: • ART
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Purpura, ischemic skin ... tract, and often causes ... mucositis - Rash ... Presentation - Systemic Symptoms ... differential #diagnosis #rheumatology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
-> AML: Blast crises ... + distinctive primary ... When Cancer Cells are ... CLL -> Invade Skin ... #Leukemia #Hematology
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
Rheumatologic ... gastrointestinal 4) Primary ... osteomyelitis or skin ... organism into the skin ... Mouth, throat, skin