19 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Diagnosis Algorithm ... Rash: - Purpura ... #Differential #
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... • Petechiae, Palpable ... Maculopapular rash ... reticularis Differential ... #dermatology #rash
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Approach to the differential ... , palpable purpura ... maculopapular rash ... vesicular rash, ... Nephrocalcinosis causes
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
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sensory • Before diagnosis ... strength, reflexes), palpable ... MeralgiaParesthetica #MSK ... pathophysiology #differential ... #diagnosis #signs
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Viral replication causes ... endothelial cells - Palpable ... or necrotic purpura ... Pathophysiology #Diagnosis ... #Signs #Symptoms
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... sign of cutaneous ... , mucositis • Rash ... • Progressive symptoms ... tract, and often causes
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
dogs & latter can cause ... +purpuric rash → ... purpura fulminans ... the key to the diagnosis ... dermatology #clinical #photo
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... mucositis - Rash ... Presentation - Systemic Symptoms ... scleritis • Palpable ... sign of cutaneous
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... The signs and symptoms ... resembling rashes caused ... #Diagnosis #Clinical ... #Photo #Dermatology
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Rare Causes of Abdominal ... presents with purpura ... Positive Carnett's sign ... Abdominal #Pain #differential ... #diagnosis