52 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Negative Abscess - Differential ... endemic fungi - Parasitic ... SAPHO, Sweet's Syndrome ... Auto-Inflammatory: SAPHO syndrome ... Negative #Abscess #Differential
Causes of Pediatric Diarrhea - Differential Diagnosis Algorithm
Infectious:
 • Viral
 • Bacterial
 • Parasitic
Malabsorption:
 • Lactase
Pediatric Diarrhea - Differential ... Bacterial • Parasitic ... • Short Bowel Syndrome ... Irritable Bowel Syndrome ... #Diarrhea #Differential
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Sarcoidosis or Lofgren's syndrome ... , Syphilis Parasitic ... Mnemonic #Causes #Differential
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Irritable bowel syndrome ... Parasitic infections ... Malabsorption syndromes ... Irritable bowel syndrome ... workup #diagnosis #differential
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Hypokalemia - Differential ... - Refeeding Syndrome ... #Hypokalemia #Differential ... potassium #low #pathophysiology
Differential Diagnosis of Wheezing
 • Extrathoracic (wheezing Is typically inspiratory): Anaphylaxis, Vocal cord pathology, Laryngeal stenosis,
Differential Diagnosis ... body aspiration, Parasitic ... Churg-Strauss syndrome ... EricsMedicalLectures/ #Wheezing #Differential
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Purple Urine Bag Syndrome ... Purple #Urine #Bag #Syndrome ... #PUBS #pathophysiology ... clinical #photo #differential
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Onset Fever - Differential ... eg.malaria) • Other parasites ... Neuroleptic malignant syndrome ... #Fever #Acute #Differential
Causes of Myocarditis
Infectious Etiologies:
 • Viral agents: Adenoviruses, Enteroviruses (coxsackievirus), Herpesviruses (human herpesvirus 6, Epstein—Barr virus),
Parvovirus B19 • Parasitic ... Immunological Syndromes ... Churg-Strauss syndrome ... #Myocarditis #differential
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Thrombocytopenia - Differential ... Bacterial: Sepsis - Parasitic ... antiphospholipid syndrome ... Thrombocytopenia #Differential