14 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
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Algorithmic Approach ... Spherocytosis, G6PD, PK, HbC ... aciduria, Drugs (e.g ... Matthew Ho, MD PhD ... Differential #Diagnosis #hematology
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
symptom of something ... • Vascular (e.g ... (e.g., meningitis ... ) • Trauma (e.g ... (e.g., temporal
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Dehydration • Symptoms ... , dyspnea, +/- CXR ... >100k, + lab signs ... unless worrisome EKG ... diagnosis #management #hematology
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
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Episcleritis Signs ... and Symptoms: ... - Fatigue - Headaches ... , breast CA - Hematologic ... - CBC may also
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
• Malignancy (e.g ... Endocrine disorders (e.g ... PNS and CNS • Headache ... Antiribosomal P, APLA, PAC ... Induced Lupus: • Symptoms