19 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... papilledema • Horner syndrome ... ) • Systemic symptoms ... brain lesion • CNS ... arteritis • Acute
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential ... - Autonomic symptoms ... meningeal irritation signs ... : - Acute angle-closure ... • CNS Vasculitis
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... vasoconstriction syndrome ... movement deficits (CN ... #signs #symptoms ... #clues #differential
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... or at work) - acute ... dissection: unilateral pain ... thrombophilia, neurologic signs ... Dangerous #Deadly #Differential
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Rare Causes of Abdominal ... by serositis • Acute ... - May involve symptoms ... Positive Carnett's sign ... #differential #
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... with the same symptoms ... vasoconstriction syndrome ... #redflags #signs ... #symptoms #differential
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... Cramps: • Muscle pain ... → Syncope • Signs ... /Symptoms: - Lightheadedness ... #diagnosis #causes
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
symptoms (headache ... Behcet disease) Differential ... Nonsurgical abdominal pain ... diagnosis #management #signs ... #symptoms #rheumatology
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
wasting, radicular pain ... Reconstitution Inflammatory Syndrome ... • Caused by immune ... or abruptly • CN ... Tuberculosis #diagnosis #differential
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
involvement • 30%: CNS ... -> AML: Blast crises ... Blast Phase: • Headaches ... : CNS manifestations ... • Tumor lysis syndrome