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The Image Based Medical Reference Platform - Editorial Team - Dr. Gerald Diaz - IG: https://www.instagram.com/grepmedha | Twitter: https://twitter.com/grepmeded/
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Sensitivity Calculation - Probability that a test correctly identifies those with the disease (true positive rate)

Sensitivity
Sensitivity Calculation - Probability that a test correctly identifies those with the disease (true positive rate) Sensitivity = TP / (TP + FN) Sensitivity = True Positives / Disease Present SNOUT = Rule OUT #sensitivity #Biostatistics #statistics #Epidemiology #Equations #calculations #diagnosis #mnemonic
Specificity Calculation - Probability that a test correctly identifies those without the disease (true negative rate)

Specificity
Specificity Calculation - Probability that a test correctly identifies those without the disease (true negative rate) Specificity = TN / (FP + TN) Specificity = True Negatives / Disease Absent SPIN = Rule IN #Specificity #Biostatistics #statistics #Epidemiology #Equations #calculations #diagnosis #mnemonic
Positive Predictive Value Calculation - Probability that someone with a positive test actually has the disease

Positive
Positive Predictive Value Calculation - Probability that someone with a positive test actually has the disease Positive Predictive Value = TP / (TP + FP) Positive Predictive Value = True Positives / All Positives #PositivePredictiveValue #PPV #Biostatistics #statistics #Epidemiology #Equations #calculations #diagnosis #mnemonic
Negative Predictive Value Calculation - Probability that someone with a negative test truly does not have
Negative Predictive Value Calculation - Probability that someone with a negative test truly does not have the disease Negative Predictive Value = TN / (FN + TN) Negative Predictive Value = True Negatives / All Negatives #NegativePredictiveValue #NPV #Biostatistics #statistics #Epidemiology #Equations #calculations #diagnosis #mnemonic
SLUDGE Mnemonic for Cholinergic (Muscarinic) and Organophosphate Toxicity

S - Salivation - Stimulation of salivary glands
L -
SLUDGE Mnemonic for Cholinergic (Muscarinic) and Organophosphate Toxicity S - Salivation - Stimulation of salivary glands L - Lacrimation - Stimulation of tear glands U - Urination - Relaxation of the internal sphincter of the urethra, contraction of detrusor muscles D - Diaphoresis - Sweat gland stimulation G - Gastrointestinal upset - Diarrhea E - Emesis - Vomiting #SLUDGE #Mnemonic #Cholinergic #Muscarinic #Organophosphate #Toxicity #Toxicology #Diagnosis
DUMBBELLS Mnemonic for Cholinergic (Muscarinic) and Organophosphate Toxicity

D - Diarrhea / Diaphoresis
U - Urination
M - Miosis
B
DUMBBELLS Mnemonic for Cholinergic (Muscarinic) and Organophosphate Toxicity D - Diarrhea / Diaphoresis U - Urination M - Miosis B - Bradycardia B - Bronchospasm / Bronchorrhea E - Emesis L - Lethargy L - Lacrimation S - Salivation #DUMBBELLS #Mnemonic #Cholinergic #Muscarinic #Organophosphate #Toxicity #Toxicology #Diagnosis
Adrenal Gland Layers Mnemonic (GFR): 

Salt, Sugar, Sex: The deeper you go, the sweeter it gets

G
Adrenal Gland Layers Mnemonic (GFR): Salt, Sugar, Sex: The deeper you go, the sweeter it gets G - Zona Glomerulosa (Mineralocorticoids) F - Zona Fasciculata (Glucocorticoids) R - Zona Reticularis (Androgens) #Adrenal #Gland #Layers #Mnemonic #GFR #endocrinology #Anatomy #Diagnosis
Carpal Bones Mnemonic - Some Lovers Try Positions That They Can’t Handle

Proximal Row (Radial → Ulnar):
Carpal Bones Mnemonic - Some Lovers Try Positions That They Can’t Handle Proximal Row (Radial → Ulnar): Scaphoid → Lunate → Triquetrum → Pisiform Distal Row: Trapezium → Trapezoid → Capitate → Hamate #Carpal #Bones #Mnemonic #Anatomy #Orthopedics #Wrist #Diagnosis
Valgus vs Varus Mnemonic

A helpful mnemonic for remembering the difference between valgus and varus deformities /
Valgus vs Varus Mnemonic A helpful mnemonic for remembering the difference between valgus and varus deformities / positioning. Genu Valgus = “Gum” - knees stick together Genu Varus = “Rum” - knees spread apart #Valgus #Varus #Mnemonic #diagnosis #orthopedics #sports
Liebermeister’s Rule

Δ 1° C → Δ 8 bpm

For every 1 degree Celsius increase in temperature in
Liebermeister’s Rule Δ 1° C → Δ 8 bpm For every 1 degree Celsius increase in temperature in fever you expect the heart rate to increase by ~8 beats per minute. Exception = Faget sign (pulse-temperature dissociation) #Liebermeisters #Rule #Faget #Sign #Diagnosis #Fever #HR #HeartRate