9 results
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Workup Algorithm ... electrolytes, urea ... osmolarity If cause ... investigations abnormal ... clinical context and signs
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
syndrome (GBS) (aka ... syndrome:  Most common ... cause of acute ... Differential diagnosis ... virus: Headache, fever
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... dyspnea • (Less common ... • CT: Halo sign ... Lung Exam: Can be normal ... AIDS #pulmonary #differential
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Rare Causes of Abdominal ... Mediterranean Fever ... Mediterranean areas ... Positive Carnett's sign ... Abdominal #Pain #differential
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
• Headache • Fever ... • Common clinical ... meningismus are common ... Acute meningeal signs ... (fever, nuchal
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... run-down or tired • Fevers ... Nasal polyps and signs ... - BAR >1.0 is abnormal ... Bronchiectasis #pulmonary #differential
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Common Dermatological ... associated with signs ... Christmas tree pattern ... dermatology #rash #differential ... diagnosis #skin #common
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... Nodosa: • PAN most commonly ... fluid (CSF) is abnormal ... tract, and often causes
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
globally, excluding areas ... DIFFERENTIAL DIAGNOSIS ... the acute flare; chest ... dominant inheritance pattern ... It causes the absolute