12 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
) • Systemic symptoms ... and signs (e.g. ... , fever, myalgia ... ) • Temporal arteritis ... Diagnosis #Algorithm #neurology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
J point • De Winter ... V2 • Wellens sign ... B - Deeply inverted ... #EKG #diagnosis ... #differential #
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... inversion in avL - early ... #EKG #diagnosis ... Interpretation #differential
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Juvenile idiopathic arthritis ... • Rheumatoid arthritis ... falls (like a wave ... Brucellosis Faget's Sign
Lyme Disease: Early and Late Clinical manifestations
Stage 1. Localized
 • EM appears 7-14 days at the
Lyme Disease: Early ... arthralgia, headache, fever ... years after • Arthritis ... Disease #diagnosis #signs ... #symptoms
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
CNS infection: fever ... thrombophilia, neurologic ... signs/symptoms ... Fatal #Dangerous #Deadly ... #Differential
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... those coming off aorta ... systemic sx + signs ... very remarkable w/differential ... GCA #Temporal #Signs
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... purpura: Strong sign ... < 30 years • Aorta ... ): • Aorta and ... • Progressive symptoms
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
< 30 years - Aorta ... branches • GCA: - Aorta ... Presentation - Systemic Symptoms ... Vasculitis: • Fevers ... purpura: strong sign
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Distinguish early ... Actively maintained fever ... hyperthermia crisis (late sign ... Phaeochromocytoma Neurologic ... #Hyperthermia #Differential