13 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Approach to Headaches ... - Differential ... thunderclap) of worst headache ... MatthewHoMD #Headache ... #neurology #PHANTOMS
Causes of Secondary Headaches (without Red Flag Symptoms) - Differential Diagnosis Algorithm
Acute
 • Sinusitis
 • Dental
Causes of Secondary Headaches ... Sinusitis • Dental ... Analgesic Induced Headache ... #Secondary #Headaches ... #Neurology #Differential
CLINICAL MANIFESTATIONS 
OF ADRENAL INSUFFICIENCY. 

Primary and secondary adrenal insufficiency:
 - Tiredness, weakness, mental depression
weight loss - Dizziness ... thyroid disease - Central ... - Amenorrhea, decreased ... delayed puberty - Headache ... Insufficiency #Signs
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... - Vertigo - Differential ... Diagnosis Algorithm ... Bone Fracture Central ... symptoms/signs,
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
occur during the headache ... 24% always had headache ... vertigo and 67% had headache ... occur during the headache-free ... signs or symptoms
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Hypochloremia - Differential ... Diagnosis Algorithm ... Cause - Decreased ... - Gitelman SIGNS ... #Diagnosis #Algorithm
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
Dangerous Causes of Headache ... coagulopathy, decreased ... thrombophilia, neurologic ... signs/symptoms ... #Diagnosis #Headache
Manifestations of Anaphylaxis by Body System

Dermatologic/mucosal

 - Eyes: periorbital swelling/erythema, injected conjunctiva, tears

 - Oral mucosa:
tightness, tachypnea, decreased ... abdominal cramps Neurologic ... - Throbbing headache ... , dizziness, lightheadedness ... Diagnosis #Allergy #Signs
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Symptoms: • Headache ... /L) • Mildly decreased ... features include - Headache ... Meningitis: • Headache ... Acute meningeal signs
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... → Syncope • Signs ... sensations - Headache ... Disorientation, Headache ... Hyperventilation, Dizziness