228 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... - Increased Cell ... imports K+ into cells ... Diagnosis #Algorithm #causes ... potassium #low #pathophysiology
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
Tree in Bud Sign ... The Tree-in-Bud sign ... It is caused by ... bronchioalveolar cell ... radiology #ChestCT #pathophysiology
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
many different causes ... the commonest cause ... - Ptosis #Bells ... #Palsy #Neurology ... #Signs #Symptoms
Concussion - Acute Pathophysiology

#Concussion #Pathophysiology #neurology #signs #symptoms
Concussion - Acute Pathophysiology ... #Concussion #Pathophysiology ... #neurology #signs
Features of a Sickle Cell Crisis 
Sickle-cell disease - an autosomal recessive blood disorder.
Characterized by red
Crisis Sickle-cell ... These cells can ... Crises can be precipitated ... The underlying pathophysiology ... Crisis #Features #Signs
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
is entirely T-Cell ... exposure to allergen causes ... allergen-specific T-Cell ... harmful -> Th Cells ... Allergy #Immunology #pathophysiology
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
• Epithelial cells ... Renal tubular cells ... casts - Diagnostic ... key #diagnosis #nephrology ... #casts
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
mutated in one cell ... mutated in all cells ... Retinoblastoma Signs ... Retinoblastoma #pathophysiology ... ophthalmology #diagnosis #signs
X-Linked Agammaglobulinemia: Pathogenesis and clinical findings
The epidemiology of this disease is 1/340,000 births and roughly double
Signs of immunodeficiency ... involved in B cell ... to produce all classes ... humoral immunity Signs ... Agammaglobulinemia #XLinked #pathophysiology
Acute Rheumatic Fever: Pathogenesis and Clinical Findings

Delayed autoimmune reaction
-> Molecular mimicry
-> GAS antigen cross-reacts with host
->
B and CD-4+ T cells ... CRP Neuronal cell ... surface targeted -> Cell ... RheumaticFever #pathophysiology ... #diagnosis #signs