19 results
Causes of Primary and Secondary Amenorrhea - Differential Diagnosis Algorithm
Primary Amenorrhea - No onset of menarche
Causes of Primary ... and Secondary Amenorrhea ... - Differential ... Negative progesterone challenge ... #Amenorrhea #Differential
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary ... Amenorrhea - Differential ... Diagnosis Algorithm ... Radiation • Infection ... #Amenorrhea #Differential
CLINICAL MANIFESTATIONS 
OF ADRENAL INSUFFICIENCY. 

Primary and secondary adrenal insufficiency:
 - Tiredness, weakness, mental depression
Primary and secondary ... hypotension - Nausea ... marked anemia - Amenorrhea ... delayed puberty - Headache ... Insufficiency #Signs
Causes of Secondary Headaches (without Red Flag Symptoms) - Differential Diagnosis Algorithm
Acute
 • Sinusitis
 • Dental
Causes of Secondary ... Red Flag Symptoms ... ) - Differential ... Diagnosis Algorithm ... #Causes
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... Diagnosis Algorithm ... ) • Systemic symptoms ... and signs (e.g. ... lesion • CNS infection
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... • Screen for secondary ... (common causes ... organ-specific signs ... #Differential #
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Pain (Otalgia) - Differential ... the following symptoms ... : headache, malaise ... of Secondary Otalgia ... • Associated symptoms
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Vertigo - Differential ... Diagnosis Algorithm ... vomiting, auditory symptoms ... /signs, bidirectional ... nystagmus - Infection
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
is a symptom of ... aneurysm) • Infection ... Causes: • SAH ... N Neurological signs ... confusion, focal signs
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... history of viral infection ... without an obvious cause ... varying neurologic signs ... #differential #