16 results
Cervical Lymphadenopathy - Lymph Node Drainage
Preauricular nodes - Drain scalp, skin
 • Differential diagnosis: Scalp infections,
- Drain scalp, skin ... Malignancies: Skin ... upper thoracic skin ... mycobacterial/fungal ... Malignancies: Abdominal
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Pulmonary • Skin ... • M genavense Skin ... , adenitis, skin ... • M fortuitum Skin ... #Infections #differential
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Negative Abscess - Differential ... Toxoplasmosis, Entamoeba Skin ... Autoimmune: Crohn's disease ... Negative #Abscess #Differential ... #Diagnosis #InfectiousDiseases
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
underlying lung disease ... Primary skin and ... Mycobacterium #diagnosis #differential ... #infectiousdiseases ... #NTM
Soil Related Infections - Differential Diagnosis Framework

Mechanism Of Infection:
 • Wound
 • GI: Ingestion, MUD, Contaminated
Inhalation • Skin ... sardonic" smile, abdominal ... papule on exposed skin ... Campylobacter jejuni • NTM ... primary pulmonary disease
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Onset Fever - Differential ... Infectious - Other: • Fungal ... Meningitis • Skin ... • Thoracic • Abdominal ... • Sickle Cell disease
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... Back pain • Skin ... Cardiopulmonary disease ... cutaneous nerve ... Chronic #Causes #Differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Purpura, ischemic skin ... - Affects the skin ... Cryoglobulinemic Vasculitis - Skin ... glomerular ischemia - Skin ... Small Vessels: Skin
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
response to local skin ... retinal damage) • Skin ... test (this is a skin ... ) Differential Diagnosis ... • Nonsurgical abdominal
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Purpura, ischemic skin ... commonly affects the skin ... • Affects the skin ... cmpkx deposits skin ... Vasculitis: • Skin