56 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... spp, Atypical infection ... Penicillium marneffei Parasitic ... bronchoscopy Infectious ... diagnosis #evaluation #differential
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Onset Fever - Differential ... eg.malaria) • Other parasites ... Organ Specific Infection ... Neuroleptic malignant syndrome ... #Fever #Acute #Differential
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Antibiotic Failure - Differential ... Diagnosis: • Non-Infectious ... NMS, serotonin syndrome ... Viral, Fungal, Parasite ... Antibiotic #Failure #Differential
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... splenomegaly Other infections ... multiple lesions Infectious ... • Nocardia • Parasitic ... Lesions #Brain #differential
CENTRAL FACIAL / NASAL LESIONS
Bacteria:
 • Leprosy (saddle nose deformity)
 • Tuberculosis (lupus vulgaris)l
 • Endemic
Endemic treponemal infection ... Invasive mold infection ... Blastomycosis Parasite ... Trigeminal trophic syndrome ... infectiousdiseases #differential
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
Encephalopathy - Differential ... demyelination), Infectious ... paraneoplastic syndromes ... (fungal, TB, parasitic ... Encephalopathy #Differential
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Negative Abscess - Differential ... Dracunculiasis - Non-Infectious ... SAPHO, Sweet's Syndrome ... Blastomycosis - Non-Infectious ... Negative #Abscess #Differential
Causes of Pediatric Diarrhea - Differential Diagnosis Algorithm
Infectious:
 • Viral
 • Bacterial
 • Parasitic
Malabsorption:
 • Lactase
Pediatric Diarrhea - Differential ... Diagnosis Algorithm Infectious ... Bacterial • Parasitic ... • Short Bowel Syndrome ... Irritable Bowel Syndrome
Cysticercosis - Taenia solium Life Cycle
1) Eggs or gravid proglottids in feces and passed into environment.
2)
cysticerci. 5) Humans ... intestinal tapeworm infection ... LifeCycle #diagnosis #pathophysiology ... infectiousdiseases #cdc ... #parasite
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
symptomatology Differential ... allopurinol), Infection ... Investigations • Labs: CBC ... DAH, rule out infection ... #differential #