10 results
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
These rashes can be ... Nonpalpable purpura ... rash, the diagnosis ... #Purpuric #Rash ... #Differential
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Approach to the differential ... hemolytic-uremic syndrome ... , palpable purpura ... maculopapular rash ... vesicular rash,
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... , mucositis • Rash ... • Progressive symptoms ... oligoclonal bands • MRI ... gut involvement, abdominal
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
period and can be ... Henoch-Schönlein purpura ... presents with purpura ... #Pain #differential ... #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- GI tract: abdominal ... mucositis - Rash ... Presentation - Systemic Symptoms ... scleritis • Palpable ... Supply gut -> abdominal
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
BEE Syndromes - ... neuropathy (LHON) plus MRI ... consistent with MS ... noninflammatory #differential ... #diagnosis
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
multiforme-like lesions, palpable ... purpura, Pathergy ... Behcet disease) Differential ... • Nonsurgical abdominal ... #signs #symptoms
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
• Cutaneous: palpable ... purpura 2/2 vasculitis ... or serologies + symptoms ... not-optimal but may be ... #differential #
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
Presents with diffuse palpable ... rash. ... Diagnosis? ... Differential for ... malignancies have been
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... Diagnosis Framework ... Pneumonia: • 3 syndromes ... Constitutional symptoms ... lymphadenopathy, • Abdominal