7 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
) • Systemic symptoms ... and signs (e.g. ... (e.g., meningitis ... ) • Temporal arteritis ... Matthew Ho, MD PhD
Primary Biliary Cirrhosis - Diagnosis Algorithm
Symptoms: Fatigue, Pruritus, Right upper quadrant discomfort
Signs: Jaundice, Xanthelasmata, Hepatomegaly
Associated history:
quadrant discomfort Signs ... autoimmune disease (e.g ... Raynaud's phenomenon, arthritis ... specific ANAs (e.g ... #hepatology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... workup for specific symptoms ... organ-specific signs ... or symptoms (eg ... Differential #diagnosis #hematology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic sx + signs ... not be subtle e.g ... E.g. 80 yo ESR cutoff ... claudication, headaches ... GCA #Temporal #Signs
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
carbon monoxide (eg ... living conditions (eg ... immunization Temporal arteritis ... vascular diseases (eg ... #redflags #signs
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
fibromyalgia) • Infections ... • Malignancy (e.g ... Endocrine disorders (e.g ... PNS and CNS • Headache ... Induced Lupus: • Symptoms
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... purpura: Strong sign ... 50 years • New headache ... • Progressive symptoms ... of headache, cognitive