11 results
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
and Focal) Differential ... Diagnosis Algorithm ... planopilaris Pattern ... #dermatology #Differential ... #Diagnosis #Algorithm
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Pulmonary Renal ... Syndromes and Mimics - Differential ... Diagnosis Framework Diffuse ... anti-GBM) 10%: - Low Complement ... - Normal Complement
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... Urticaria and hypocomplementemia ... - (C-ANCA) pattern ... - (P-ANCA) pattern ... against MPO • Complement
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
of Hemoptysis - Differential ... Diagnosis Algorithm ... • Bronchitis Diffuse ... Vasculitis Infection ... Vasculitis
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
staining): • Low Complement ... With associated pulmonary ... Glomerulonephritis #Vasculitis ... #differential # ... diagnosis #algorithm
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
Diffuse Hair Loss ... (Alopecia) - Differential ... Diagnosis Algorithm ... planopilaris Pattern ... #Diagnosis #Algorithm
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... the nodules are diffuse ... Diagnosis #Radiology #Pulmonary ... MultipleNodules #Nodules #Differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... white and gray matter ... Elevated AST ALT • Hypocomplementemia ... ) • Hypocomplementemic
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Autoimmune ANCA vasculitis ... palpable purpura 2/2 vasculitis ... capillaritis leading to diffuse ... hemorrhage (DAH) • Diffuse ... • IF staining patterns
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
anti-Smith Ab, low complements ... and permanent alopecia ... Differential ... pneumonitis • Diffuse ... enteropathy, and diffuse