9 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... Diagnosis Algorithm ... lyme • Altered mental ... ) • Systemic symptoms ... and signs (e.g.
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... Hypertension with normal ... vasoconstriction syndrome, central ... #signs #symptoms ... #clues #differential
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Bacterial Meningitis - Differential ... Coltivirus Symptoms ... : • Headache ... influenzae Symptoms ... Acute meningeal signs
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
with the same symptoms ... Immunocompromised state - General ... lesions in other areas ... #redflags #signs ... #symptoms #differential
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
tests algorithm ... suspicious clinical symptoms ... /signs should be ... Areas of diagnostic ... Liver #Enzymes #Differential
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... on the skin • Areas ... → Syncope • Signs ... /Symptoms: - Lightheadedness ... - Core temp normal
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... 50 years • New headache ... Angiitis of the Central ... of headache, cognitive ... fluid (CSF) is abnormal
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... • CT: Halo sign ... cough, myalgias, headache ... Constitutional symptoms ... Burnetii: • Fever, headache
Essential Thrombocythemia (ET)
ET is a chronic myeloproliferative neoplasm. Most cases are related to mutations that affect
Headache, visual ... lightheadedness, atypical chest ... are usually near-normal ... • Treatment algorithms ... evolving, but very general